CVE-2012-5643

high

Description

Multiple memory leaks in tools/cachemgr.cc 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 3.3.0.2 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.

References

https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0368

https://euvd.enisa.europa.eu/vulnerability/EUVD-2012-5527

https://bugzilla.redhat.com/show_bug.cgi?id=887962

https://bugs.gentoo.org/show_bug.cgi?id=447596

http://www.squid-cache.org/Versions/v3/3.2/changesets/squid-3.2-11714.patch

http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10479.patch

http://www.squid-cache.org/Advisories/SQUID-2012_1.txt

http://www.securitytracker.com/id?1027890

http://www.mandriva.com/security/advisories?name=MDVSA-2013:129

http://www.debian.org/security/2013/dsa-2631

http://ubuntu.com/usn/usn-1713-1

http://secunia.com/advisories/54839

http://secunia.com/advisories/52024

http://rhn.redhat.com/errata/RHSA-2013-0505.html

http://openwall.com/lists/oss-security/2012/12/17/4

http://lists.opensuse.org/opensuse-updates/2013-09/msg00032.html

http://lists.opensuse.org/opensuse-updates/2013-09/msg00025.html

http://lists.opensuse.org/opensuse-updates/2013-01/msg00075.html

http://lists.opensuse.org/opensuse-updates/2013-01/msg00052.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html

Details

Source: Mitre, NVD

Published: 2012-12-20

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.2318