Improper Input Validation Affecting squid package, versions <2.7.STABLE9-2


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
23.01% (98th percentile)

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  • Snyk IDSNYK-ECHOLATEST-SQUID-18291656
  • published24 Jul 2026
  • disclosed20 Dec 2012

Introduced: 20 Dec 2012

CVE-2012-5643  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Echo:latest squid to version 2.7.STABLE9-2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream squid package and not the squid package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1