fkie_cve-2021-26561
Vulnerability from fkie_nvd
Published
2021-02-26 22:15
Modified
2025-01-14 19:29
Severity ?
9.0 (Critical) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
8.1 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
8.1 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Stack-based buffer overflow vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary code via syno_finder_site HTTP header.
References
▶ | URL | Tags | |
---|---|---|---|
security@synology.com | https://www.synology.com/security/advisory/Synology_SA_20_26 | Vendor Advisory | |
security@synology.com | https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1159 | Exploit, Third Party Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://www.synology.com/security/advisory/Synology_SA_20_26 | Vendor Advisory | |
af854a3a-2127-422b-91ae-364da2661108 | https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1159 | Exploit, Third Party Advisory |
Impacted products
Vendor | Product | Version | |
---|---|---|---|
synology | diskstation_manager | * | |
synology | vs960hd_firmware | - | |
synology | vs960hd | - | |
synology | skynas_firmware | - | |
synology | skynas | - | |
synology | diskstation_manager_unified_controller | 3.0 | |
synology | uc3200 | - |
{ "configurations": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:synology:diskstation_manager:*:*:*:*:*:*:*:*", "matchCriteriaId": "1628C07C-CCA7-463C-AA98-BF86C97B0D58", "versionEndExcluding": "6.2.3-25426-3", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:synology:vs960hd_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "3D0C5120-B961-440F-B454-584BC54B549C", "vulnerable": true } ], "negate": false, "operator": "OR" }, { "cpeMatch": [ { "criteria": "cpe:2.3:h:synology:vs960hd:-:*:*:*:*:*:*:*", "matchCriteriaId": "1CCBDFF9-AF42-4681-879B-CF789EBAD130", "vulnerable": false } ], "negate": false, "operator": "OR" } ], "operator": "AND" }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:synology:skynas_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "53EF087B-D7E9-4F9A-803A-B0260C495C67", "vulnerable": true } ], "negate": false, "operator": "OR" }, { "cpeMatch": [ { "criteria": "cpe:2.3:h:synology:skynas:-:*:*:*:*:*:*:*", "matchCriteriaId": "D0A88A76-CF8A-4D29-B480-E5317219072D", "vulnerable": false } ], "negate": false, "operator": "OR" } ], "operator": "AND" }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:synology:diskstation_manager_unified_controller:3.0:*:*:*:*:*:*:*", "matchCriteriaId": "6B04366E-B5F8-4835-B1FB-106AFD3D3785", "vulnerable": true } ], "negate": false, "operator": "OR" }, { "cpeMatch": [ { "criteria": "cpe:2.3:h:synology:uc3200:-:*:*:*:*:*:*:*", "matchCriteriaId": "1100D972-198E-45F9-8F04-763F6FE88377", "vulnerable": false } ], "negate": false, "operator": "OR" } ], "operator": "AND" } ], "cveTags": [], "descriptions": [ { "lang": "en", "value": "Stack-based buffer overflow vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary code via syno_finder_site HTTP header." }, { "lang": "es", "value": "Una vulnerabilidad de desbordamiento del b\u00fafer en la regi\u00f3n stack de la memoria en synoagentregisterd en Synology DiskStation Manager (DSM) versiones anteriores a 6.2.3-25426-3, permite a atacantes de tipo man-in-the-middle ejecutar c\u00f3digo arbitrario por medio del encabezado HTTP syno_finder_site" } ], "id": "CVE-2021-26561", "lastModified": "2025-01-14T19:29:55.853", "metrics": { "cvssMetricV2": [ { "acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": { "accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0" }, "exploitabilityScore": 8.6, "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": 9.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 2.2, "impactScore": 6.0, "source": "security@synology.com", "type": "Secondary" }, { "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": "nvd@nist.gov", "type": "Primary" } ] }, "published": "2021-02-26T22:15:19.877", "references": [ { "source": "security@synology.com", "tags": [ "Vendor Advisory" ], "url": "https://www.synology.com/security/advisory/Synology_SA_20_26" }, { "source": "security@synology.com", "tags": [ "Exploit", "Third Party Advisory" ], "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1159" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ], "url": "https://www.synology.com/security/advisory/Synology_SA_20_26" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Third Party Advisory" ], "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1159" } ], "sourceIdentifier": "security@synology.com", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-121" } ], "source": "security@synology.com", "type": "Secondary" }, { "description": [ { "lang": "en", "value": "CWE-119" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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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.
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