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CVE Database


Impact: Moderate
Public: 2012-12-17
Bugzilla: 887962: CVE-2012-5643 squid: cachemgr.cgi memory usage DoS and memory leaks


The MITRE CVE dictionary describes this issue as:

Multiple memory leaks in tools/ in cachemgr.cgi in Squid 2.x and 3.x before 3.1.22, 3.2.x before 3.2.4, and 3.3.x before allow remote attackers to cause a denial of service (memory consumption) via (1) invalid Content-Length headers, (2) long POST requests, or (3) crafted authentication credentials.

Find out more about CVE-2012-5643 from the MITRE CVE dictionary and NIST NVD.


This issue affects the version of squid shipped with Red Hat Enterprise Linux 5 and 6. This issue was addressed in Red Hat Enterprise Linux 6 via RHSA-2013:0505. A future update may address this flaw in Red Hat Enterprise Linux 5.

CVSS v2 metrics

Base Score: 5.0
Base Metrics: AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector: Network
Access Complexity: Low
Authentication: None
Confidentiality Impact: None
Integrity Impact: None
Availability Impact: Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 6 (squid) RHSA-2013:0505 February 20, 2013

External References

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.