[SECURITY] CVE-2024-24549 Apache Tomcat - Denial of Service

[Mark Thomas <ma...@apache.org>]

CVE-2024-24549 Apache Tomcat - Denial of Service

Severity: Important

Vendor: The Apache Software Foundation

Versions Affected:
Apache Tomcat 11.0.0-M1 to 11.0.0-M16
Apache Tomcat 10.1.0-M1 to 10.1.18
Apache Tomcat 9.0.0-M1 to 9.0.85
Apache Tomcat 8.5.0 to 8.5.98

Description:
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.

Mitigation:
Users of the affected versions should apply one of the following
mitigations:
- Upgrade to Apache Tomcat 11.0.0-M17 or later
- Upgrade to Apache Tomcat 10.1.19 or later
- Upgrade to Apache Tomcat 9.0.86 or later
- Upgrade to Apache Tomcat 8.5.99 or later

Credit:
This vulnerability was reported responsibly to the Tomcat security team 
by Bartek Nowotarski (https://nowotarski.info/).

History:
2024-03-13 Original advisory

References:
[1] https://tomcat.apache.org/security-11.html
[2] https://tomcat.apache.org/security-10.html
[3] https://tomcat.apache.org/security-9.html
[4] https://tomcat.apache.org/security-8.html

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