rhsa-2025:14181
Vulnerability from csaf_redhat
Published
2025-08-20 15:41
Modified
2025-08-20 21:09
Summary
Red Hat Security Advisory: tomcat security update
Notes
Topic
An update for tomcat is now available for Red Hat Enterprise Linux 9.
Red 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.
Details
Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.
Security Fix(es):
* tomcat: Apache Tomcat DoS in multipart upload (CVE-2025-48988)
* tomcat: Apache Tomcat: Security constraint bypass for pre/post-resources (CVE-2025-49125)
* apache-commons-fileupload: Apache Commons FileUpload DoS via part headers (CVE-2025-48976)
* tomcat: http/2 "MadeYouReset" DoS attack through HTTP/2 control frames (CVE-2025-48989)
* tomcat: Apache Tomcat denial of service (CVE-2025-52520)
* tomcat: Apache Tomcat denial of service (CVE-2025-52434)
* tomcat: Apache Tomcat denial of service (CVE-2025-53506)
For 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.
Terms of Use
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.
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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": "Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.\n\nSecurity Fix(es):\n\n* tomcat: Apache Tomcat DoS in multipart upload (CVE-2025-48988)\n\n* tomcat: Apache Tomcat: Security constraint bypass for pre/post-resources (CVE-2025-49125)\n\n* apache-commons-fileupload: Apache Commons FileUpload DoS via part headers (CVE-2025-48976)\n\n* tomcat: http/2 \"MadeYouReset\" DoS attack through HTTP/2 control frames (CVE-2025-48989)\n\n* tomcat: Apache Tomcat denial of service (CVE-2025-52520)\n\n* tomcat: Apache Tomcat denial of service (CVE-2025-52434)\n\n* tomcat: Apache Tomcat denial of service (CVE-2025-53506)\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-2025:14181", "url": "https://access.redhat.com/errata/RHSA-2025:14181" }, { "category": "external", "summary": "https://access.redhat.com/security/updates/classification/#important", "url": "https://access.redhat.com/security/updates/classification/#important" }, { "category": "external", "summary": "2373015", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2373015" }, { "category": "external", "summary": 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"name": "noarch" } ], "category": "vendor", "name": "Red Hat" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "tomcat-1:9.0.87-3.el9_6.3.noarch as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch" }, "product_reference": "tomcat-1:9.0.87-3.el9_6.3.noarch", "relates_to_product_reference": "AppStream-9.6.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "tomcat-1:9.0.87-3.el9_6.3.src as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src" }, "product_reference": "tomcat-1:9.0.87-3.el9_6.3.src", "relates_to_product_reference": "AppStream-9.6.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": 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"AppStream-9.6.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch" }, "product_reference": "tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "relates_to_product_reference": "AppStream-9.6.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "tomcat-lib-1:9.0.87-3.el9_6.3.noarch as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch" }, "product_reference": "tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "relates_to_product_reference": "AppStream-9.6.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch" }, "product_reference": "tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "relates_to_product_reference": "AppStream-9.6.0.Z.MAIN.EUS" }, { "category": "default_component_of", "full_product_name": { "name": "tomcat-webapps-1:9.0.87-3.el9_6.3.noarch as a component of Red Hat Enterprise Linux AppStream (v. 9)", "product_id": "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" }, "product_reference": "tomcat-webapps-1:9.0.87-3.el9_6.3.noarch", "relates_to_product_reference": "AppStream-9.6.0.Z.MAIN.EUS" } ] }, "vulnerabilities": [ { "cve": "CVE-2025-48976", "cwe": { "id": "CWE-770", "name": "Allocation of Resources Without Limits or Throttling" }, "discovery_date": "2025-06-16T16:00:46.319735+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2373020" } ], "notes": [ { "category": "description", "text": "A denial-of-service (DoS) vulnerability has been discovered in the Apache Commons FileUpload library. The flaw stems from insufficient limits placed on multipart headers during file uploads. A remote attacker could exploit this by sending a specially crafted request with an excessively large number of multipart headers. This malicious input can lead to uncontrolled memory consumption within applications utilizing the library, exhausting system resources and causing a denial of service.", "title": "Vulnerability description" }, { "category": "summary", "text": "apache-commons-fileupload: Apache Commons FileUpload DoS via part headers", "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-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2025-48976" }, { "category": "external", "summary": "RHBZ#2373020", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2373020" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2025-48976", "url": "https://www.cve.org/CVERecord?id=CVE-2025-48976" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2025-48976", "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-48976" }, { "category": "external", "summary": "https://lists.apache.org/thread/fbs3wrr3p67vkjcxogqqqqz45pqtso12", "url": "https://lists.apache.org/thread/fbs3wrr3p67vkjcxogqqqqz45pqtso12" } ], "release_date": "2025-06-16T15:00:48.140000+00:00", "remediations": [ { "category": "vendor_fix", "date": "2025-08-20T15:41:15+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-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2025:14181" }, { "category": "workaround", "details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.", "product_ids": [ "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] } ], "threats": [ { "category": "impact", "details": "Moderate" } ], "title": "apache-commons-fileupload: Apache Commons FileUpload DoS via part headers" }, { "cve": "CVE-2025-48988", "cwe": { "id": "CWE-770", "name": "Allocation of Resources Without Limits or Throttling" }, "discovery_date": "2025-06-16T15:00:56.878149+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2373015" } ], "notes": [ { "category": "description", "text": "A denial-of-service (DoS) vulnerability has been identified in Apache Tomcat, concerning its handling of upload limits. A remote attacker could exploit this flaw by sending a specially crafted request containing an excessively large number of multipart sections. This malicious request can trigger excessive memory consumption on the Tomcat server, ultimately leading to resource exhaustion and a denial-of-service condition.", "title": "Vulnerability description" }, { "category": "summary", "text": "tomcat: Apache Tomcat DoS in multipart upload", "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-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2025-48988" }, { "category": "external", "summary": "RHBZ#2373015", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2373015" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2025-48988", "url": "https://www.cve.org/CVERecord?id=CVE-2025-48988" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2025-48988", "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-48988" }, { "category": "external", "summary": "https://lists.apache.org/thread/nzkqsok8t42qofgqfmck536mtyzygp18", "url": "https://lists.apache.org/thread/nzkqsok8t42qofgqfmck536mtyzygp18" } ], "release_date": "2025-06-16T14:13:40.457000+00:00", "remediations": [ { "category": "vendor_fix", "date": "2025-08-20T15:41:15+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-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2025:14181" }, { "category": "workaround", "details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.", "product_ids": [ "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" }, "products": [ "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] } ], "threats": [ { "category": "impact", "details": "Moderate" } ], "title": "tomcat: Apache Tomcat DoS in multipart upload" }, { "cve": "CVE-2025-48989", "cwe": { "id": "CWE-400", "name": "Uncontrolled Resource Consumption" }, "discovery_date": "2025-06-18T08:15:11.266000+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2373309" } ], "notes": [ { "category": "description", "text": "A flaw was found in Apache Tomcat where malformed client requests can trigger server-side stream resets without triggering abuse counters. This issue, referred to as the \"MadeYouReset\" attack, allows malicious clients to induce excessive server workload by repeatedly causing server-side stream aborts. While not a protocol bug, this highlights a common implementation weakness that can be exploited to cause a denial of service (DoS).", "title": "Vulnerability description" }, { "category": "summary", "text": "tomcat: http/2 \"MadeYouReset\" DoS attack through HTTP/2 control frames", "title": "Vulnerability summary" }, { "category": "other", "text": "This vulnerability is rated with an Important severity. It is simple to exploit because it does not require authentication and could result in a Denial of Service (DoS). While some DoS flaws are classified as Moderate, \u201cMadeYouReset\u201d is Important because of the limited barriers (no specialized tooling or advanced scripting) to exploitation which directly impacts service availability. The vulnerability arises from an implementation weakness in HTTP/2 stream reset handling \u2014 malformed client requests can trigger server-side resets without incrementing abuse counters, allowing an attacker to bypass built-in request throttling and overhead limits. Since these resets consume CPU and memory resources and can be generated at scale over a single TCP/TLS connection, a remote attacker could exhaust server capacity quickly, impacting all legitimate clients.", "title": "Statement" }, { "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-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2025-48989" }, { "category": "external", "summary": "RHBZ#2373309", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2373309" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2025-48989", "url": "https://www.cve.org/CVERecord?id=CVE-2025-48989" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2025-48989", "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-48989" }, { "category": "external", "summary": "https://kb.cert.org/vuls/id/767506", "url": "https://kb.cert.org/vuls/id/767506" } ], "release_date": "2025-08-13T00:00:00+00:00", "remediations": [ { "category": "vendor_fix", "date": "2025-08-20T15:41:15+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-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2025:14181" }, { "category": "workaround", "details": "No mitigation is currently available that meets Red Hat Product Security\u2019s standards for usability, deployment, applicability, or stability.", "product_ids": [ "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] } ], "threats": [ { "category": "impact", "details": "Important" } ], "title": "tomcat: http/2 \"MadeYouReset\" DoS attack through HTTP/2 control frames" }, { "cve": "CVE-2025-49125", "cwe": { "id": "CWE-288", "name": "Authentication Bypass Using an Alternate Path or Channel" }, "discovery_date": "2025-06-16T15:01:10.747453+00:00", "ids": [ { "system_name": "Red Hat Bugzilla ID", "text": "2373018" } ], "notes": [ { "category": "description", "text": "A flaw has been discovered in path handling logic in Apache Tomcat. When using either PreResources or PostResources mounted on a non-root path, it is possible to access resources via an unexpected path. This may result in leaking of files on those paths.", "title": "Vulnerability description" }, { "category": "summary", "text": "tomcat: Apache Tomcat: Security constraint bypass for pre/post-resources", "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-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://access.redhat.com/security/cve/CVE-2025-49125" }, { "category": "external", "summary": "RHBZ#2373018", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2373018" }, { "category": "external", "summary": "https://www.cve.org/CVERecord?id=CVE-2025-49125", "url": "https://www.cve.org/CVERecord?id=CVE-2025-49125" }, { "category": "external", "summary": "https://nvd.nist.gov/vuln/detail/CVE-2025-49125", "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-49125" }, { "category": "external", "summary": "https://lists.apache.org/thread/m66cytbfrty9k7dc4cg6tl1czhsnbywk", "url": "https://lists.apache.org/thread/m66cytbfrty9k7dc4cg6tl1czhsnbywk" } ], "release_date": 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"https://access.redhat.com/errata/RHSA-2025:14181" }, { "category": "workaround", "details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.", "product_ids": [ "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] } ], 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"AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ], "restart_required": { "category": "none" }, "url": "https://access.redhat.com/errata/RHSA-2025:14181" }, { "category": "workaround", "details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.", "product_ids": [ "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "version": "3.1" }, "products": [ "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-1:9.0.87-3.el9_6.3.src", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-admin-webapps-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-docs-webapp-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-el-3.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-jsp-2.3-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-lib-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-servlet-4.0-api-1:9.0.87-3.el9_6.3.noarch", "AppStream-9.6.0.Z.MAIN.EUS:tomcat-webapps-1:9.0.87-3.el9_6.3.noarch" ] } ], "threats": [ { "category": "impact", "details": "Moderate" } ], "title": "tomcat: Apache Tomcat denial of service" } ] }
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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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