SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2024-24549

Denial of Service due to improper input validation vulnerability for HTTP/2 requests in Apache Tomcat.

HIGH 7.5EPSS 23.1%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 23.1%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.

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.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
23.07% probability · 98th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
apache/tomcat · debian/debian linux · fedoraproject/fedora
Source
security@apache.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.