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Fencer Intel
medium 5.0

CVE-2012-6551 json

Apache ActiveMQ default configuration subject to denial of service

published 2013-04-21 13 y ago modified 2026-06-16 4 mo ago also GHSA-34fp-xvxp-rg22 , EUVD-2022-2104

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.8%
EPSS 7.8% chance of exploitation in 30 days, percentile 94%
public exploits
0
none known

Summary

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.

Patch / fix

  • maven org.apache.activemq:apache-activemq 5.8.0
  • maven org.apache.activemq:activemq-web-demo 5.8.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2012-6551 updated cvss 5.0

activemq: DoS by resource consumption via HTTP requests to sample webapp

  • Red Hat JBoss SOA Platform 4 activemq activemq
    affected: no fix planned “Will not fix”
  • Red Hat Fuse MQ Enterprise 7.1.0
    fixed: vendor fix RHSA-2013:1029
  • Red Hat OpenShift Enterprise 1 activemq
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

7.77% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected packages

ecosystem package affected fixed in
maven org.apache.activemq:apache-activemq
<5.8.0
5.8.0
maven org.apache.activemq:activemq-web-demo
<5.8.0
5.8.0

Classification

Weakness
  • CWE-399 Resource Management Errors
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.