CVE-2005-3164 Apache Tomcat AJP Connector Information Leak

What is CVE-2005-3164?

CVE-2005-3164 is a low-severity vulnerability in Apache Tomcat, published on 6 Oct 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The AJP connector in Apache Tomcat 4.0.1 through 4.0.6 and 4.1.0 through 4.1.36, as used in Hitachi Cosminexus Application Server and standalone, does not properly handle when a connection is broken before request body data is sent in a POST request, which can lead to an information leak when "unsuitable request body data" is used for a different request, possibly related to Java Servlet pages.

Weakness: CWE-200

Which versions are affected by CVE-2005-3164?

4 open source packages ship an affected version, including org.apache.tomcat:tomcat. It affects 2 products.

Products include Apache Tomcat, Hitachi Cosminexus Application Server.

How do I fix CVE-2005-3164?

No fix has been published for CVE-2005-3164 yet. Limit exposure of the affected software until one is available.

Is CVE-2005-3164 being exploited?

There is no known exploitation of CVE-2005-3164 in the wild and no public exploit code.

Other vulnerabilities in Apache Tomcat

• CVE-2025-24813 Apache Tomcat Path Equivalence Exploited Critical 10.0
• CVE-2016-8735 Apache Tomcat Remote Code Execution Exploited Critical 9.8
• CVE-2017-12617 Apache Tomcat Remote Code Execution Exploited High 8.1
• CVE-2017-12615 Apache Tomcat on Windows Remote Code Execution Exploited High 8.1
• CVE-2026-34486 Apache Tomcat Missing Encryption of Sensitive Data Exploited High 7.5

All Apache Tomcat vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-qhqv-q4xg-f6g7.