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Fencer Intel
medium 5.0

CVE-2012-4458 json

The AMQP type decoder in Apache Qpid 0.20 and earlier allows remote attackers to cause a denial of service (memory consumption and server c…

published 2013-03-12 13 y ago modified 2026-06-16 4 mo ago also EUVD-2012-4387

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.4%
EPSS 6.4% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

The AMQP type decoder in Apache Qpid 0.20 and earlier allows remote attackers to cause a denial of service (memory consumption and server crash) via a large number of zero width elements in the client-properties map in a connection.start-ok message.

Patch / fix

  • xqilla enterprise mrg 2 2.2.3-8.el6
  • qpid-cpp enterprise mrg 2 0.18-14.el6
  • qpid-jca enterprise mrg 2 0.18-8.el6
  • qpid-qmf enterprise mrg 2 0.18-15.el6
  • rubygems enterprise mrg 2 1.8.16-1.el6
  • xerces-c enterprise mrg 2 3.0.1-20.el6
  • qpid-java enterprise mrg 2 0.18-7.el6
  • qpid-tests enterprise mrg 2 0.18-2.el6

red hat advisories RHSA-2013:0562RHSA-2013:0561

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-2012-4458 updated cvss 5.0

qpid-cpp: long arrays of zero-width types cause a denial of service

  • Red Hat Enterprise Linux 6 qpid-cpp, qpid-cpp-client, qpid-cpp-server, qpid-cpp-client-ssl, qpid-cpp-server-ssl, qpid-cpp-server-xml, +4 more
    affected: no fix available
  • Red Hat Enterprise MRG 1 qpid-cpp
    affected: no fix planned “Will not fix”
  • Red Hat MRG Grid Execute Node for RHEL 5 Server v.2 mrg-release 2.3.0-1.el5 Red Hat MRG Grid for RHEL 5 Server v.2 mrg-release 2.3.0-1.el5 Red Hat MRG Management for RHEL 5 Server v.2 mrg-release 2.3.0-1.el5, cumin-messaging 0.1.1-2.el5
    fixed: vendor fix RHSA-2013:0561
  • Red Hat MRG Grid Execute Node for RHEL 6 ComputeNode v.2 xqilla 2.2.3-8.el6, qpid-cpp 0.18-14.el6, qpid-qmf 0.18-15.el6, qpid-tests 0.18-2.el6, qpid-tools 0.18-8.el6, rubygems 1.8.16-1.el6, +13 more Red Hat MRG Grid Execute Node for RHEL 6 Server v.2 mrg-release 2.3.0-1.el6 Red Hat MRG Grid for RHEL 6 Server v.2 rubygems 1.8.16-1.el6, mrg-release 2.3.0-1.el6, rubygem-rake 0.8.7-2.1.el6 Red Hat MRG Management for RHEL 6 ComputeNode v.2 mrg-release 2.3.0-1.el6 Red Hat MRG Management for RHEL 6 Server v.2 mrg-release 2.3.0-1.el6, cumin-messaging 0.1.1-2.el6
    fixed: vendor fix RHSA-2013:0562
  • Red Hat MRG Messaging for RHEL 5 Server v.2 qpid-jca 0.18-8.el5, qpid-java 0.18-7.el5, qpid-qmf 0.18-15.el5, qpid-tests 0.18-2.el5, qpid-tools 0.18-8.el5, python-qpid 0.18-4.el5, +20 more
    fixed: vendor fix RHSA-2013:0561
  • Red Hat MRG Messaging for RHEL 6 Server v.2 xqilla 2.2.3-8.el6, qpid-jca 0.18-8.el6, qpid-cpp 0.18-14.el6, qpid-java 0.18-7.el6, qpid-qmf 0.18-15.el6, qpid-tests 0.18-2.el6, +22 more Red Hat MRG Realtime for RHEL 6 Server v.2 mrg-release 2.3.0-1.el6
    fixed: vendor fix RHSA-2013:0562

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

6.35% chance of exploitation in the next 30 days, higher than 93% 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

Classification

Weakness

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.