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Vulnerability · Published Nov 18, 2024 · Assigned by apache

CVE-2024-52317Apache Tomcat: Request/response mix-up with HTTP/2

Medium 6.5

In plain English

A medium-severity security flaw in Apache Tomcat from Apache Software Foundation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.1% (higher than 82% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)2.1%top 18.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Public PoC

Official description

Incorrect object re-cycling and re-use vulnerability in Apache Tomcat. Incorrect recycling of the request and response used by HTTP/2 requests could lead to request and/or response mix-up between users. This issue affects Apache Tomcat: from 11.0.0-M23 through 11.0.0-M26, from 10.1.27 through 10.1.30, from 9.0.92 through 9.0.95. Users are recommended to upgrade to version 11.0.0, 10.1.31 or 9.0.96, which fixes the issue.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:13tomcat1010.1.31-1DEBIAN-CVE-2024-52317
Debian:14tomcat1010.1.31-1DEBIAN-CVE-2024-52317
Mavenorg.apache.tomcat.embed:tomcat-embed-core9.0.96GHSA-qvf5-hvjx-wm27
Mavenorg.apache.tomcat.embed:tomcat-embed-core11.0.0GHSA-qvf5-hvjx-wm27
Mavenorg.apache.tomcat.embed:tomcat-embed-core10.1.31GHSA-qvf5-hvjx-wm27
Mavenorg.apache.tomcat:tomcat-coyote11.0.0GHSA-qvf5-hvjx-wm27
Mavenorg.apache.tomcat:tomcat-coyote9.0.96GHSA-qvf5-hvjx-wm27
Mavenorg.apache.tomcat:tomcat-coyote10.1.31GHSA-qvf5-hvjx-wm27
Ubuntu:25.10tomcat9no fix listedUBUNTU-CVE-2024-52317
Ubuntu:26.04:LTStomcat9no fix listedUBUNTU-CVE-2024-52317

Affected products (as reported)

VendorProductVersions
Apache Software Foundation Apache Tomcat 11.0.0-M23 – through 11.0.0-M2610.1.27 – through 10.1.309.0.92 – through 9.0.95

Weakness: CWE-326 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

References