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VID 210272
Severity 40
Port 80, ...
Protocol TCP
Class WWW
Detailed Description The version of Tomcat installed on the remote host is prior to 9.0.86. It is, therefore, affected by multiple vulnerabilities as referenced in the fixed_in_apache_tomcat_9.0.86_security-9 advisory.

- Denial of Service via incomplete cleanup vulnerability in Apache Tomcat. It was possible for WebSocket clients to keep WebSocket connections open leading to increased resource consumption. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.0-M16, from 10.1.0-M1 through 10.1.18, from 9.0.0-M1 through 9.0.85, from 8.5.0 through 8.5.98. Users are recommended to upgrade to version 11.0.0-M17, 10.1.19, 9.0.86 or 8.5.99 which fix the issue. (CVE-2024-23672)
- Denial of Service due to improper input validation vulnerability for HTTP/2 requests in Apache Tomcat.
When processing an HTTP/2 request, if the request exceeded any of the configured limits for headers, the associated HTTP/2 stream was not reset until after all of the headers had been processed. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.0-M16, from 10.1.0-M1 through 10.1.18, from 9.0.0-M1 through 9.0.85, from 8.5.0 through 8.5.98. Users are recommended to upgrade to version 11.0.0-M17, 10.1.19, 9.0.86 or 8.5.99 which fix the issue. (CVE-2024-24549)

* References:
https://github.com/apache/tomcat/commit/52d6650e062d880704898d7d8c1b2b7a3efe8068
https://github.com/apache/tomcat/commit/8e03be9f2698f2da9027d40b9e9c0c9429b74dc0
https://tomcat.apache.org/security-9.html#Fixed_in_Apache_Tomcat_9.0.86

* Platforms Affected:
Apache Tomcat Server versions 9.0.x prior to 9.0.86
Any operating system Any version
Recommendation Upgrade to the latest version of Apache Tomcat Server (9.0.86 or later), available from the Apache Software Foundation download site, http://tomcat.apache.org/
Related URL CVE-2024-23672,CVE-2024-24549 (CVE)
Related URL (SecurityFocus)
Related URL (ISS)