CVE-2012-6551 Apache ActiveMQ default configuration subject to denial of service

What is CVE-2012-6551?

CVE-2012-6551 is a medium-severity denial of service vulnerability in Apache Activemq, published on 21 Apr 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The default configuration of Apache ActiveMQ before 5.8.0 enables a sample web application, which allows remote attackers to cause a denial of service (broker resource consumption) via HTTP requests.

Weakness: CWE-399

Which versions are affected by CVE-2012-6551?

4 open source packages ship an affected version, including org.apache.activemq:activemq-web-demo and org.apache.activemq:apache-activemq. It affects 1 product.

Products include Apache Activemq.

How do I fix CVE-2012-6551?

Upgrade org.apache.activemq:activemq-web-demo to 5.8.0 or later.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2012-6551 being exploited?

There is no known exploitation of CVE-2012-6551 in the wild and no public exploit code.

Other vulnerabilities in Apache Activemq

• CVE-2023-46604 Apache ActiveMQ Deserialization of Untrusted Data Exploited Critical 10.0
• CVE-2016-3088 Apache ActiveMQ Improper Input Validation Exploited Critical 9.8
• CVE-2026-34197 Apache ActiveMQ Improper Input Validation Exploited High 8.8
• CVE-2020-11998 Remote code execution in Apache ActiveMQ Critical 9.8
• CVE-2013-7285 Command Injection in Xstream Critical 9.8

All Apache Activemq vulnerabilities

Sources

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

Also known as GHSA-34fp-xvxp-rg22.