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CVE-2021-26701 (GCVE-0-2021-26701)
Vulnerability from cvelistv5
- Remote Code Execution
Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||
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► | Microsoft | .NET Core 2.1 |
Version: 2.1 < publication cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:* |
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16.7)", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "16.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:visual_studio_2019:16.9:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "product": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "15.0.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:powershell_core:*:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "product": "PowerShell Core 7.1", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "7.1.0", "versionType": "custom" } ] }, { "cpes": [ "cpe:2.3:a:microsoft:powershell_core:*:*:*:*:*:*:*:*" ], "platforms": [ "Unknown" ], "product": "PowerShell Core 7.0", "vendor": "Microsoft", "versions": [ { "lessThan": "publication", "status": "affected", "version": "7.0.0", "versionType": "custom" } ] } ], "datePublic": "2021-02-09T08:00:00+00:00", "descriptions": [ { "lang": "en-US", "value": ".NET Core Remote Code Execution Vulnerability" } ], "metrics": [ { "cvssV3_1": { "baseScore": 8.1, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en-US", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "description": "Remote Code Execution", "lang": "en-US", "type": "Impact" } ] } ], "providerMetadata": { "dateUpdated": "2023-12-29T22:33:26.742Z", "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26701" }, { "name": "FEDORA-2021-e2d218afe6", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XPUKFHIGP5YNJRRFWKDJ2XRS4WTFJNNK/" }, { "name": "FEDORA-2021-904d0bd496", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3ZSJTTMZAFKGW7NJWTVVFZUYYU2SJZ/" }, { "name": "FEDORA-2021-1b22f31541", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WA5WQJVHUL5C4XMJTLY3C67R4WP35EF4/" }, { "name": "FEDORA-2021-138728e59b", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YLFATXASXW4OV2ZBSRP4G55HJH73QPBP/" }, { "name": "FEDORA-2021-3da33cdc80", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UBOSSX7U6BSHV5RI74FCOW4ITJ5RRJR5/" }, { "name": "FEDORA-2021-265a3c7cb9", "tags": [ "vendor-advisory", "x_refsource_FEDORA" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2AZOUKMCHT2WBHR7MYDTYXWOBHZW5P5/" } ], "title": ".NET Core Remote Code Execution Vulnerability" } }, "cveMetadata": { "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2021-26701", "datePublished": "2021-02-25T23:02:00", "dateReserved": "2021-02-05T00:00:00", "dateUpdated": "2024-08-03T20:33:40.798Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "vulnerability-lookup:meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-26701\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2021-02-25T23:15:16.913\",\"lastModified\":\"2024-11-21T05:56:41.853\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\".NET Core Remote Code Execution Vulnerability\"},{\"lang\":\"es\",\"value\":\"Una Vulnerabilidad de Ejecuci\u00f3n de C\u00f3digo Remota de .NET Core. Este ID de CVE es diferente de CVE-2021-24112\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":8.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.2,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":9.8,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":7.5,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":10.0,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.0\",\"versionEndExcluding\":\"5.0.4\",\"matchCriteriaId\":\"74874B42-850B-437F-92C8-7FED4FF5FC79\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.1\",\"versionEndExcluding\":\"2.1.28\",\"matchCriteriaId\":\"E640EFC6-AC25-4F4E-9E8D-B46DEE56CC51\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.1\",\"versionEndExcluding\":\"3.1.15\",\"matchCriteriaId\":\"7A13EB41-E11C-473B-82C7-D693121F8AA2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:powershell_core:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6A812D8D-C6DA-473E-A604-988BCDA26CDD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:powershell_core:7.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AAFBD34E-F04C-4B1B-AFD4-0D926BC30609\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"16.0\",\"versionEndIncluding\":\"16.9\",\"matchCriteriaId\":\"9E7A027C-A6FD-4330-B5DA-338B96E8C60F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:visual_studio_2019:-:*:*:*:*:macos:*:*\",\"matchCriteriaId\":\"21FE380F-7A47-4C72-8F07-526226531175\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"36D96259-24BD-44E2-96D9-78CE1D41F956\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E460AA51-FCDA-46B9-AE97-E6676AA5E194\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A930E247-0B43-43CB-98FF-6CE7B8189835\"}]}]}],\"references\":[{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2AZOUKMCHT2WBHR7MYDTYXWOBHZW5P5/\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3ZSJTTMZAFKGW7NJWTVVFZUYYU2SJZ/\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UBOSSX7U6BSHV5RI74FCOW4ITJ5RRJR5/\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WA5WQJVHUL5C4XMJTLY3C67R4WP35EF4/\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XPUKFHIGP5YNJRRFWKDJ2XRS4WTFJNNK/\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YLFATXASXW4OV2ZBSRP4G55HJH73QPBP/\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26701\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2AZOUKMCHT2WBHR7MYDTYXWOBHZW5P5/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3ZSJTTMZAFKGW7NJWTVVFZUYYU2SJZ/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UBOSSX7U6BSHV5RI74FCOW4ITJ5RRJR5/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WA5WQJVHUL5C4XMJTLY3C67R4WP35EF4/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XPUKFHIGP5YNJRRFWKDJ2XRS4WTFJNNK/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YLFATXASXW4OV2ZBSRP4G55HJH73QPBP/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26701\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}" } }
rhsa-2021:0789
Vulnerability from csaf_redhat
Notes
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for rh-dotnet31-dotnet is now available for .NET Core on Red Hat Enterprise Linux.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": ".NET Core is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation.\n\nNew versions of .NET Core that address a security vulnerability are now available. The updated versions are .NET Core SDK 3.1.113 and .NET Core Runtime 3.1.13.\n\nSecurity Fix(es):\n\n* dotnet: System.Text.Encodings.Web Remote Code Execution (CVE-2021-26701)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2021:0789", "url": "https://access.redhat.com/errata/RHSA-2021:0789" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "1933740", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1933740" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0789.json" } ], "title": "Red Hat Security Advisory: .NET Core 3.1 on Red Hat Enterprise Linux security and bugfix update", "tracking": { "current_release_date": "2025-08-04T12:40:57+00:00", "generator": { "date": "2025-08-04T12:40:57+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.6.6" } }, "id": "RHSA-2021:0789", "initial_release_date": "2021-03-09T20:42:53+00:00", "revision_history": [ { "date": "2021-03-09T20:42:53+00:00", "number": "1", "summary": "Initial version" }, { "date": "2021-03-09T20:42:53+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2025-08-04T12:40:57+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": ".NET Core on Red Hat Enterprise Linux ComputeNode (v. 7)", "product": { "name": ".NET Core 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"7Workstation-dotNET-3.1:rh-dotnet31-dotnet-templates-3.1-0:3.1.113-1.el7_9.x86_64", "7Workstation-dotNET-3.1:rh-dotnet31-netstandard-targeting-pack-2.1-0:3.1.113-1.el7_9.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "dotnet: System.Text.Encodings.Web Remote Code Execution" } ] }
rhsa-2021:0794
Vulnerability from csaf_redhat
Notes
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for rh-dotnet50-dotnet is now available for .NET on Red Hat Enterprise Linux.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": ".NET is a managed-software framework. It implements a subset of the .NET\nframework APIs and several new APIs, and it includes a CLR implementation.\n\nNew versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 5.0.104 and .NET Runtime 5.0.4.\n\nSecurity Fix(es):\n\n* dotnet: System.Text.Encodings.Web Remote Code Execution (CVE-2021-26701)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.v", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2021:0794", "url": "https://access.redhat.com/errata/RHSA-2021:0794" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "1933740", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1933740" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0794.json" } ], "title": "Red Hat Security Advisory: .NET 5.0 on Red Hat Enterprise Linux security and bugfix update", "tracking": { "current_release_date": "2025-08-02T16:15:23+00:00", "generator": { "date": "2025-08-02T16:15:23+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.6.6" } }, "id": "RHSA-2021:0794", "initial_release_date": "2021-03-09T21:30:46+00:00", "revision_history": [ { "date": "2021-03-09T21:30:46+00:00", "number": "1", "summary": "Initial version" }, { "date": "2021-03-09T21:30:46+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2025-08-02T16:15:23+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": ".NET Core on Red Hat Enterprise Linux ComputeNode (v. 7)", "product": { "name": ".NET Core on Red 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The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.", "title": "Vulnerability description" }, { "category": "summary", "text": "dotnet: System.Text.Encodings.Web Remote Code Execution", "title": "Vulnerability summary" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "7ComputeNode-dotNET-5.0:rh-dotnet50-aspnetcore-runtime-5.0-0:5.0.4-1.el7_9.x86_64", "7ComputeNode-dotNET-5.0:rh-dotnet50-aspnetcore-targeting-pack-5.0-0:5.0.4-1.el7_9.x86_64", "7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-0:5.0.104-1.el7_9.src", "7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-0:5.0.104-1.el7_9.x86_64", "7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-apphost-pack-5.0-0:5.0.4-1.el7_9.x86_64", 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"RHBZ#1933740", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1933740" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2021-26701", "url": "https://www.cve.org/CVERecord?id=CVE-2021-26701" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-26701", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-26701" }, { "category": "external", "summary": "https://github.com/dotnet/announcements/issues/178", "url": "https://github.com/dotnet/announcements/issues/178" }, { "category": "external", "summary": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26701", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26701" } ], "release_date": "2021-02-25T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2021-03-09T21:30:46+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "7ComputeNode-dotNET-5.0:rh-dotnet50-aspnetcore-runtime-5.0-0:5.0.4-1.el7_9.x86_64", "7ComputeNode-dotNET-5.0:rh-dotnet50-aspnetcore-targeting-pack-5.0-0:5.0.4-1.el7_9.x86_64", "7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-0:5.0.104-1.el7_9.src", "7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-0:5.0.104-1.el7_9.x86_64", "7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-apphost-pack-5.0-0:5.0.4-1.el7_9.x86_64", "7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-debuginfo-0:5.0.104-1.el7_9.x86_64", "7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-host-0:5.0.4-1.el7_9.x86_64", "7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-hostfxr-5.0-0:5.0.4-1.el7_9.x86_64", "7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-runtime-5.0-0:5.0.4-1.el7_9.x86_64", "7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-sdk-5.0-0:5.0.104-1.el7_9.x86_64", "7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-targeting-pack-5.0-0:5.0.4-1.el7_9.x86_64", 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"7Workstation-dotNET-5.0:rh-dotnet50-netstandard-targeting-pack-2.1-0:5.0.104-1.el7_9.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "dotnet: System.Text.Encodings.Web Remote Code Execution" } ] }
rhsa-2021:0787
Vulnerability from csaf_redhat
Notes
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for rh-dotnet21-dotnet is now available for .NET Core on Red Hat Enterprise Linux.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": ".NET Core is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation.\n\nNew versions of .NET Core that address a security vulnerability are now available. The updated versions are .NET Core SDK 2.1.522 and .NET Core Runtime 2.1.26.\n\nSecurity Fix(es):\n\n* dotnet: System.Text.Encodings.Web Remote Code Execution (CVE-2021-26701)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2021:0787", "url": "https://access.redhat.com/errata/RHSA-2021:0787" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "1933740", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1933740" }, { "category": "self", "summary": "Canonical 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"discovery_date": "2021-02-26T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "1933740" } ], "notes": [ { "category": "description", "text": "A remote code execution vulnerability was found in dotnet in the System.Text.Encodings.Web package, caused by a buffer overrun. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.", "title": "Vulnerability description" }, { "category": "summary", "text": "dotnet: System.Text.Encodings.Web Remote Code Execution", "title": "Vulnerability summary" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "7ComputeNode-dotNET-2.1:rh-dotnet21-0:2.1-25.el7_9.src", "7ComputeNode-dotNET-2.1:rh-dotnet21-0:2.1-25.el7_9.x86_64", "7ComputeNode-dotNET-2.1:rh-dotnet21-dotnet-0:2.1.522-1.el7_9.src", "7ComputeNode-dotNET-2.1:rh-dotnet21-dotnet-0:2.1.522-1.el7_9.x86_64", "7ComputeNode-dotNET-2.1:rh-dotnet21-dotnet-debuginfo-0:2.1.522-1.el7_9.x86_64", 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"7Server-dotNET-2.1:rh-dotnet21-runtime-0:2.1-25.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-0:2.1-25.el7_9.src", "7Workstation-dotNET-2.1:rh-dotnet21-0:2.1-25.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-0:2.1.522-1.el7_9.src", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-0:2.1.522-1.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-debuginfo-0:2.1.522-1.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-host-0:2.1.26-1.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-runtime-2.1-0:2.1.26-1.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-sdk-2.1-0:2.1.522-1.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-sdk-2.1.5xx-0:2.1.522-1.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-runtime-0:2.1-25.el7_9.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2021-26701" }, { "category": "external", "summary": "RHBZ#1933740", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1933740" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2021-26701", "url": "https://www.cve.org/CVERecord?id=CVE-2021-26701" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-26701", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-26701" }, { "category": "external", "summary": "https://github.com/dotnet/announcements/issues/178", "url": "https://github.com/dotnet/announcements/issues/178" }, { "category": "external", "summary": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26701", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26701" } ], "release_date": "2021-02-25T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2021-03-09T20:44:19+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", 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"7Server-dotNET-2.1:rh-dotnet21-dotnet-sdk-2.1-0:2.1.522-1.el7_9.x86_64", "7Server-dotNET-2.1:rh-dotnet21-dotnet-sdk-2.1.5xx-0:2.1.522-1.el7_9.x86_64", "7Server-dotNET-2.1:rh-dotnet21-runtime-0:2.1-25.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-0:2.1-25.el7_9.src", "7Workstation-dotNET-2.1:rh-dotnet21-0:2.1-25.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-0:2.1.522-1.el7_9.src", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-0:2.1.522-1.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-debuginfo-0:2.1.522-1.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-host-0:2.1.26-1.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-runtime-2.1-0:2.1.26-1.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-sdk-2.1-0:2.1.522-1.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-dotnet-sdk-2.1.5xx-0:2.1.522-1.el7_9.x86_64", "7Workstation-dotNET-2.1:rh-dotnet21-runtime-0:2.1-25.el7_9.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "dotnet: System.Text.Encodings.Web Remote Code Execution" } ] }
rhsa-2021:0788
Vulnerability from csaf_redhat
Notes
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for .NET Core 2.1 is now available for Red Hat Enterprise Linux 8.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": ".NET Core is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation.\n\nNew versions of .NET Core that address a security vulnerability are now available. The updated versions are .NET Core SDK 2.1.522 and .NET Core Runtime 2.1.26.\n\nSecurity Fix(es):\n\n* dotnet: System.Text.Encodings.Web Remote Code Execution (CVE-2021-26701)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2021:0788", "url": "https://access.redhat.com/errata/RHSA-2021:0788" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "1933740", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1933740" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0788.json" } ], "title": "Red Hat Security Advisory: dotnet security and bugfix update", "tracking": { "current_release_date": "2025-08-04T12:40:32+00:00", "generator": { "date": "2025-08-04T12:40:32+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.6.6" } }, "id": "RHSA-2021:0788", "initial_release_date": "2021-03-09T20:22:48+00:00", "revision_history": [ { "date": "2021-03-09T20:22:48+00:00", "number": "1", "summary": "Initial version" }, { "date": "2021-03-09T20:22:48+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2025-08-04T12:40:32+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux AppStream (v. 8)", "product": { "name": "Red Hat Enterprise Linux AppStream (v. 8)", "product_id": 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"2021-02-26T00:00:00+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "1933740" } ], "notes": [ { "category": "description", "text": "A remote code execution vulnerability was found in dotnet in the System.Text.Encodings.Web package, caused by a buffer overrun. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.", "title": "Vulnerability description" }, { "category": "summary", "text": "dotnet: System.Text.Encodings.Web Remote Code Execution", "title": "Vulnerability summary" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "AppStream-8.3.0.Z.MAIN:dotnet-0:2.1.522-1.el8_3.src", "AppStream-8.3.0.Z.MAIN:dotnet-debuginfo-0:2.1.522-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-debugsource-0:2.1.522-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-host-fxr-2.1-0:2.1.26-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-host-fxr-2.1-debuginfo-0:2.1.26-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-runtime-2.1-0:2.1.26-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-runtime-2.1-debuginfo-0:2.1.26-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-sdk-2.1-0:2.1.522-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-sdk-2.1.5xx-0:2.1.522-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-sdk-2.1.5xx-debuginfo-0:2.1.522-1.el8_3.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2021-26701" }, { "category": "external", "summary": "RHBZ#1933740", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1933740" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2021-26701", "url": "https://www.cve.org/CVERecord?id=CVE-2021-26701" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-26701", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-26701" }, { "category": "external", "summary": "https://github.com/dotnet/announcements/issues/178", "url": "https://github.com/dotnet/announcements/issues/178" }, { "category": "external", "summary": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26701", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26701" } ], "release_date": "2021-02-25T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2021-03-09T20:22:48+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "AppStream-8.3.0.Z.MAIN:dotnet-0:2.1.522-1.el8_3.src", "AppStream-8.3.0.Z.MAIN:dotnet-debuginfo-0:2.1.522-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-debugsource-0:2.1.522-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-host-fxr-2.1-0:2.1.26-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-host-fxr-2.1-debuginfo-0:2.1.26-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-runtime-2.1-0:2.1.26-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-runtime-2.1-debuginfo-0:2.1.26-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-sdk-2.1-0:2.1.522-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-sdk-2.1.5xx-0:2.1.522-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-sdk-2.1.5xx-debuginfo-0:2.1.522-1.el8_3.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2021:0788" } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "AppStream-8.3.0.Z.MAIN:dotnet-0:2.1.522-1.el8_3.src", "AppStream-8.3.0.Z.MAIN:dotnet-debuginfo-0:2.1.522-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-debugsource-0:2.1.522-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-host-fxr-2.1-0:2.1.26-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-host-fxr-2.1-debuginfo-0:2.1.26-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-runtime-2.1-0:2.1.26-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-runtime-2.1-debuginfo-0:2.1.26-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-sdk-2.1-0:2.1.522-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-sdk-2.1.5xx-0:2.1.522-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-sdk-2.1.5xx-debuginfo-0:2.1.522-1.el8_3.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "dotnet: System.Text.Encodings.Web Remote Code Execution" } ] }
rhsa-2021:0790
Vulnerability from csaf_redhat
Notes
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for .NET Core 3.1 is now available for Red Hat Enterprise Linux 8.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": ".NET Core is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation.\n\nNew versions of .NET Core that address a security vulnerability are now available. The updated versions are .NET Core SDK 3.1.113 and .NET Core Runtime 3.1.13.\n\nSecurity Fix(es):\n\n* dotnet: System.Text.Encodings.Web Remote Code Execution (CVE-2021-26701)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2021:0790", "url": "https://access.redhat.com/errata/RHSA-2021:0790" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "1933740", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1933740" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0790.json" } ], "title": "Red Hat Security Advisory: dotnet3.1 security and bugfix update", "tracking": { "current_release_date": "2025-08-04T12:40:28+00:00", "generator": { "date": "2025-08-04T12:40:28+00:00", "engine": { "name": "Red Hat SDEngine", "version": "4.6.6" } }, "id": "RHSA-2021:0790", "initial_release_date": "2021-03-09T20:22:46+00:00", "revision_history": [ { "date": "2021-03-09T20:22:46+00:00", "number": "1", "summary": "Initial version" }, { "date": "2021-03-09T20:22:46+00:00", "number": "2", "summary": "Last updated version" }, { "date": "2025-08-04T12:40:28+00:00", "number": "3", "summary": "Last generated version" } ], "status": "final", "version": "3" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Red Hat Enterprise Linux AppStream (v. 8)", "product": { "name": "Red Hat Enterprise Linux AppStream (v. 8)", "product_id": 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"text": "A remote code execution vulnerability was found in dotnet in the System.Text.Encodings.Web package, caused by a buffer overrun. 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rhsa-2021:0793
Vulnerability from csaf_redhat
Notes
{ "document": { "aggregate_severity": { "namespace": "https://access.redhat.com/security/updates/classification/", "text": "Important" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "summary", "text": "An update for .NET 5.0 is now available for Red Hat Enterprise Linux 8.\n\nRed Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.", "title": "Topic" }, { "category": "general", "text": ".NET is a managed-software framework. It implements a subset of the .NET\nframework APIs and several new APIs, and it includes a CLR implementation.\n\nNew versions of .NET that address a security vulnerability are now available. The updated versions are .NET SDK 5.0.104 and .NET Runtime 5.0.4.\n\nSecurity Fix(es):\n\n* dotnet: System.Text.Encodings.Web Remote Code Execution (CVE-2021-26701)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "title": "Details" }, { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://access.redhat.com/security/team/contact/", "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.", "name": "Red Hat Product Security", "namespace": "https://www.redhat.com" }, "references": [ { "category": "self", "summary": "https://access.redhat.com/errata/RHSA-2021:0793", "url": "https://access.redhat.com/errata/RHSA-2021:0793" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "1933740", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1933740" }, { "category": "self", "summary": "Canonical 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was found in dotnet in the System.Text.Encodings.Web package, caused by a buffer overrun. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.", "title": "Vulnerability description" }, { "category": "summary", "text": "dotnet: System.Text.Encodings.Web Remote Code Execution", "title": "Vulnerability summary" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "AppStream-8.3.0.Z.MAIN:aspnetcore-runtime-5.0-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:aspnetcore-targeting-pack-5.0-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-0:5.0.104-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-apphost-pack-5.0-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-apphost-pack-5.0-debuginfo-0:5.0.4-1.el8_3.x86_64", 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"references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2021-26701" }, { "category": "external", "summary": "RHBZ#1933740", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1933740" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2021-26701", "url": "https://www.cve.org/CVERecord?id=CVE-2021-26701" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-26701", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-26701" }, { "category": "external", "summary": "https://github.com/dotnet/announcements/issues/178", "url": "https://github.com/dotnet/announcements/issues/178" }, { "category": "external", "summary": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26701", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26701" } ], "release_date": "2021-02-25T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2021-03-09T21:04:32+00:00", "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258", "product_ids": [ "AppStream-8.3.0.Z.MAIN:aspnetcore-runtime-5.0-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:aspnetcore-targeting-pack-5.0-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-0:5.0.104-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-apphost-pack-5.0-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-apphost-pack-5.0-debuginfo-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-host-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-host-debuginfo-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-hostfxr-5.0-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-hostfxr-5.0-debuginfo-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-runtime-5.0-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-runtime-5.0-debuginfo-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-sdk-5.0-0:5.0.104-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-sdk-5.0-debuginfo-0:5.0.104-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-targeting-pack-5.0-0:5.0.4-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet-templates-5.0-0:5.0.104-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet5.0-0:5.0.104-1.el8_3.src", "AppStream-8.3.0.Z.MAIN:dotnet5.0-debuginfo-0:5.0.104-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:dotnet5.0-debugsource-0:5.0.104-1.el8_3.x86_64", "AppStream-8.3.0.Z.MAIN:netstandard-targeting-pack-2.1-0:5.0.104-1.el8_3.x86_64" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2021:0793" } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": 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fkie_cve-2021-26701
Vulnerability from fkie_nvd
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
▶ | URL | Tags | |
---|---|---|---|
secure@microsoft.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2AZOUKMCHT2WBHR7MYDTYXWOBHZW5P5/ | ||
secure@microsoft.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3ZSJTTMZAFKGW7NJWTVVFZUYYU2SJZ/ | ||
secure@microsoft.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UBOSSX7U6BSHV5RI74FCOW4ITJ5RRJR5/ | ||
secure@microsoft.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WA5WQJVHUL5C4XMJTLY3C67R4WP35EF4/ | ||
secure@microsoft.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XPUKFHIGP5YNJRRFWKDJ2XRS4WTFJNNK/ | ||
secure@microsoft.com | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YLFATXASXW4OV2ZBSRP4G55HJH73QPBP/ | ||
secure@microsoft.com | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26701 | Patch, Vendor Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2AZOUKMCHT2WBHR7MYDTYXWOBHZW5P5/ | ||
af854a3a-2127-422b-91ae-364da2661108 | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3ZSJTTMZAFKGW7NJWTVVFZUYYU2SJZ/ | ||
af854a3a-2127-422b-91ae-364da2661108 | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UBOSSX7U6BSHV5RI74FCOW4ITJ5RRJR5/ | ||
af854a3a-2127-422b-91ae-364da2661108 | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WA5WQJVHUL5C4XMJTLY3C67R4WP35EF4/ | ||
af854a3a-2127-422b-91ae-364da2661108 | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XPUKFHIGP5YNJRRFWKDJ2XRS4WTFJNNK/ | ||
af854a3a-2127-422b-91ae-364da2661108 | https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YLFATXASXW4OV2ZBSRP4G55HJH73QPBP/ | ||
af854a3a-2127-422b-91ae-364da2661108 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26701 | Patch, Vendor Advisory |
Vendor | Product | Version | |
---|---|---|---|
microsoft | .net | * | |
microsoft | .net_core | * | |
microsoft | .net_core | * | |
microsoft | powershell_core | 7.0 | |
microsoft | powershell_core | 7.1 | |
microsoft | visual_studio_2019 | * | |
microsoft | visual_studio_2019 | - | |
fedoraproject | fedora | 32 | |
fedoraproject | fedora | 33 | |
fedoraproject | fedora | 34 |
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gsd-2021-26701
Vulnerability from gsd
{ "GSD": { "alias": "CVE-2021-26701", "description": ".NET Core Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-24112.", "id": "GSD-2021-26701", "references": [ "https://access.redhat.com/errata/RHSA-2021:0794", "https://access.redhat.com/errata/RHSA-2021:0793", "https://access.redhat.com/errata/RHSA-2021:0790", "https://access.redhat.com/errata/RHSA-2021:0789", "https://access.redhat.com/errata/RHSA-2021:0788", "https://access.redhat.com/errata/RHSA-2021:0787", "https://security.archlinux.org/CVE-2021-26701", "https://linux.oracle.com/cve/CVE-2021-26701.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2021-26701" ], "details": ".NET Core Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-24112.", "id": "GSD-2021-26701", "modified": "2023-12-13T01:23:33.473890Z", "schema_version": "1.4.0" } }, "namespaces": { 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"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WA5WQJVHUL5C4XMJTLY3C67R4WP35EF4/" }, { "name": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YLFATXASXW4OV2ZBSRP4G55HJH73QPBP/", "refsource": "MISC", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YLFATXASXW4OV2ZBSRP4G55HJH73QPBP/" }, { "name": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UBOSSX7U6BSHV5RI74FCOW4ITJ5RRJR5/", "refsource": "MISC", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UBOSSX7U6BSHV5RI74FCOW4ITJ5RRJR5/" }, { "name": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2AZOUKMCHT2WBHR7MYDTYXWOBHZW5P5/", "refsource": "MISC", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2AZOUKMCHT2WBHR7MYDTYXWOBHZW5P5/" } ] } }, "gitlab.com": { "advisories": [ { "affected_range": "[4.0.0,4.5.1),[4.6.0,4.7.2),[5.0.0]", "affected_versions": "All versions starting from 4.0.0 before 4.5.1, all versions starting from 4.6.0 before 4.7.2, version 5.0.0", "cvss_v2": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "cwe_ids": [ "CWE-1035", "CWE-707", "CWE-937" ], "date": "2021-04-21", "description": ".NET Core Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-24112.", "fixed_versions": [ "4.5.1", "4.7.2", "5.0.1" ], "identifier": "CVE-2021-26701", "identifiers": [ "GHSA-ghhp-997w-qr28", "CVE-2021-26701" ], "not_impacted": "All versions before 4.0.0, all versions starting from 4.5.1 before 4.6.0, all versions starting from 4.7.2 before 5.0.0, all versions after 5.0.0", "package_slug": "nuget/System.Text.Encodings.Web", "pubdate": "2021-04-21", "solution": "Upgrade to versions 4.5.1, 4.7.2, 5.0.1 or above.", "title": "Improper Neutralization", "urls": [ "https://nvd.nist.gov/vuln/detail/CVE-2021-26701", "https://github.com/dotnet/announcements/issues/178", "https://github.com/advisories/GHSA-ghhp-997w-qr28" ], "uuid": "1904de8d-5201-4e72-bae4-1e016a42ce05" } ] }, "nvd.nist.gov": { "cve": { "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "matchCriteriaId": "74874B42-850B-437F-92C8-7FED4FF5FC79", "versionEndExcluding": "5.0.4", "versionStartIncluding": "5.0", "vulnerable": true }, { "criteria": "cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*", "matchCriteriaId": "E640EFC6-AC25-4F4E-9E8D-B46DEE56CC51", "versionEndExcluding": "2.1.28", "versionStartIncluding": "2.1", "vulnerable": true }, { "criteria": "cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*", "matchCriteriaId": "7A13EB41-E11C-473B-82C7-D693121F8AA2", "versionEndExcluding": "3.1.15", 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Este ID de CVE es diferente de CVE-2021-24112" } ], "id": "CVE-2021-26701", "lastModified": "2023-12-29T17:16:00.430", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": { "accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0" }, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false } ], "cvssMetricV31": [ { "cvssData": { "attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "secure@microsoft.com", "type": "Primary" }, { "cvssData": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Secondary" } ] }, "published": "2021-02-25T23:15:16.913", "references": [ { "source": "secure@microsoft.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2AZOUKMCHT2WBHR7MYDTYXWOBHZW5P5/" }, { "source": "secure@microsoft.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3ZSJTTMZAFKGW7NJWTVVFZUYYU2SJZ/" }, { "source": "secure@microsoft.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UBOSSX7U6BSHV5RI74FCOW4ITJ5RRJR5/" }, { "source": "secure@microsoft.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WA5WQJVHUL5C4XMJTLY3C67R4WP35EF4/" }, { "source": "secure@microsoft.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XPUKFHIGP5YNJRRFWKDJ2XRS4WTFJNNK/" }, { "source": "secure@microsoft.com", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YLFATXASXW4OV2ZBSRP4G55HJH73QPBP/" }, { "source": "secure@microsoft.com", "tags": [ "Patch", "Vendor Advisory" ], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26701" } ], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "NVD-CWE-noinfo" } ], "source": "nvd@nist.gov", "type": "Primary" } ] } } } }
ghsa-ghhp-997w-qr28
Vulnerability from github
.NET Core Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-24112.
Executive summary
Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 5.0, .NET Core 3.1, and .NET Core 2.1. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.
A remote code execution vulnerability exists in .NET 5 and .NET Core due to how text encoding is performed.
Discussion
Discussion for this issue can be found at dotnet/runtime#49377
Mitigation factors
Microsoft has not identified any mitigating factors for this vulnerability.
Affected software
The vulnerable package is System.Text.Encodings.Web
. Upgrading your package and redeploying your app should be sufficient to address this vulnerability.
Vulnerable package versions:
Any .NET 5, .NET Core, or .NET Framework based application that uses the System.Text.Encodings.Web package with a vulnerable version listed below.
Package Name | Vulnerable Versions | Secure Versions -|-|- System.Text.Encodings.Web | 4.0.0 - 4.5.0 | 4.5.1 System.Text.Encodings.Web | 4.6.0-4.7.1 | 4.7.2 System.Text.Encodings.Web | 5.0.0 | 5.0.1
Please validate that each of the .NET versions you are using is in support. Security updates are only provided for supported .NET versions.
{ "affected": [ { "package": { "ecosystem": "NuGet", "name": "System.Text.Encodings.Web" }, "ranges": [ { "events": [ { "introduced": "4.0.0" }, { "fixed": "4.5.1" } ], "type": "ECOSYSTEM" } ] }, { "package": { "ecosystem": "NuGet", "name": "System.Text.Encodings.Web" }, "ranges": [ { "events": [ { "introduced": "4.6.0" }, { "fixed": "4.7.2" } ], "type": "ECOSYSTEM" } ] }, { "package": { "ecosystem": "NuGet", "name": "System.Text.Encodings.Web" }, "ranges": [ { "events": [ { "introduced": "5.0.0" }, { "fixed": "5.0.1" } ], "type": "ECOSYSTEM" } ], "versions": [ "5.0.0" ] } ], "aliases": [ "CVE-2021-26701" ], "database_specific": { "cwe_ids": [], "github_reviewed": true, "github_reviewed_at": "2021-04-21T19:37:39Z", "nvd_published_at": "2021-02-25T23:15:00Z", "severity": "CRITICAL" }, "details": ".NET Core Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-24112.\n\n### Executive summary\n\nMicrosoft is releasing this security advisory to provide information about a vulnerability in .NET 5.0, .NET Core 3.1, and .NET Core 2.1. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.\n\nA remote code execution vulnerability exists in .NET 5 and .NET Core due to how text encoding is performed.\n\n### Discussion\n\nDiscussion for this issue can be found at dotnet/runtime#49377\n\n### Mitigation factors\n\nMicrosoft has not identified any mitigating factors for this vulnerability.\n\n### Affected software\n\nThe vulnerable package is `System.Text.Encodings.Web` . Upgrading your package and redeploying your app should be sufficient to address this vulnerability.\n\nVulnerable package versions:\n\nAny .NET 5, .NET Core, or .NET Framework based application that uses the System.Text.Encodings.Web package with a vulnerable version listed below.\n\nPackage Name | Vulnerable Versions | Secure Versions\n-|-|-\nSystem.Text.Encodings.Web | 4.0.0 - 4.5.0 | 4.5.1\nSystem.Text.Encodings.Web | 4.6.0-4.7.1 | 4.7.2\nSystem.Text.Encodings.Web | 5.0.0 | 5.0.1\n\n\nPlease validate that each of the .NET versions you are using is in support. Security updates are only provided for supported .NET versions.\n\n", "id": "GHSA-ghhp-997w-qr28", "modified": "2021-04-21T19:37:39Z", "published": "2021-04-21T19:38:01Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-26701" }, { "type": "WEB", "url": "https://github.com/dotnet/announcements/issues/178" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2AZOUKMCHT2WBHR7MYDTYXWOBHZW5P5" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TW3ZSJTTMZAFKGW7NJWTVVFZUYYU2SJZ" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UBOSSX7U6BSHV5RI74FCOW4ITJ5RRJR5" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WA5WQJVHUL5C4XMJTLY3C67R4WP35EF4" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XPUKFHIGP5YNJRRFWKDJ2XRS4WTFJNNK" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YLFATXASXW4OV2ZBSRP4G55HJH73QPBP" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/S2AZOUKMCHT2WBHR7MYDTYXWOBHZW5P5" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TW3ZSJTTMZAFKGW7NJWTVVFZUYYU2SJZ" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UBOSSX7U6BSHV5RI74FCOW4ITJ5RRJR5" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WA5WQJVHUL5C4XMJTLY3C67R4WP35EF4" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XPUKFHIGP5YNJRRFWKDJ2XRS4WTFJNNK" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YLFATXASXW4OV2ZBSRP4G55HJH73QPBP" }, { "type": "WEB", "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26701" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "type": "CVSS_V3" } ], "summary": ".NET Core Remote Code Execution Vulnerability" }
Sightings
Author | Source | Type | Date |
---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.