CVE-2024-24549

high-risk
Published 2024-03-13

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.

Do I need to act?

!
64.4% chance of exploitation in next 30 days
EPSS score — higher than 36% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (20)

Affected Vendors

Debian Apache Fedoraproject

References (7)

Vendor Advisory https://lists.apache.org/thread/4c50rmomhbbsdgfjsgwlb51xdwfjdcvg
Mailing List http://www.openwall.com/lists/oss-security/2024/03/13/3
Vendor Advisory https://lists.apache.org/thread/4c50rmomhbbsdgfjsgwlb51xdwfjdcvg
Mailing List https://lists.debian.org/debian-lts-announce/2024/04/msg00001.html
Third Party Advisory https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproje...
Third Party Advisory https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproje...
Third Party Advisory https://security.netapp.com/advisory/ntap-20240402-0002/
65
/ 100
high-risk
Severity 26/34 · High
Exploitability 19/34 · Moderate
Exposure 20/34 · Moderate