CVE-2024-24549

High

Description

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. Other, older, EOL versions may also be affected. 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.

SeverityHigh
CVSS7.5
Exploit probability98. percentile23.1%
ProductApache Tomcat
PublishedMar 13, 2024
First seenMar 13, 2024

How to fix

Update
  • apache tomcat8.5.99, 9.0.86, 10.1.19 or later
  • org.apache.tomcat:tomcat-coyote11.0.0-M17, 10.1.19, 9.0.86, 8.5.99 or later
  • org.apache.tomcat.embed:tomcat-embed-core8.5.99, 9.0.86, 10.1.19, 11.0.0-M17 or later

Affected products

ProductAffected versionsFixed in
apache tomcat8.5.0 ≤ v < 8.5.99, 9.0.0 ≤ v < 9.0.86, 10.1.0 ≤ v < 10.1.19, 11.0.08.5.99, 9.0.86, 10.1.19
debian debian_linux10.0—
fedoraproject fedora39, 40—
org.apache.tomcat:tomcat-coyoteMaven11.0.0-M1 ≤ v < 11.0.0-M17, 10.1.0-M1 ≤ v < 10.1.19, 9.0.0-M1 ≤ v < 9.0.86, 8.5.0 ≤ v < 8.5.9911.0.0-M17, 10.1.19, 9.0.86, 8.5.99
org.apache.tomcat.embed:tomcat-embed-coreMaven8.5.0 ≤ v < 8.5.99, 9.0.0-M1 ≤ v < 9.0.86, 10.1.0-M1 ≤ v < 10.1.19, 11.0.0-M1 ≤ v < 11.0.0-M178.5.99, 9.0.86, 10.1.19, 11.0.0-M17

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