CVE-2015-5400

MEDIUM 6.8CVE-2015-5400 · Published 28/09/2015 · updated 17/06/2026

Package	Affected versions	Patched versions
squid squid-cache	`≤ 3.5.2`	No fix yet

Description

Squid before 3.5.6 does not properly handle CONNECT method peer responses when configured with cache_peer, which allows remote attackers to bypass intended restrictions and gain access to a backend proxy via a CONNECT request.

References

lists.fedoraproject.org/pipermail/package-announce/2016-May/183598.html
lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html
lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html
lists.opensuse.org/opensuse-updates/2016-08/msg00069.html
debian.org/security/2015/dsa-3327
openwall.com/lists/oss-security/2015/07/06/8
openwall.com/lists/oss-security/2015/07/09/12
openwall.com/lists/oss-security/2015/07/10/2
openwall.com/lists/oss-security/2015/07/17/14 · Exploit
securityfocus.com/bid/75553
securitytracker.com/id/1032873
squid-cache.org/Advisories/SQUID-2015_2.txt · Vendor Advisory
squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10494.patch · Exploit
squid-cache.org/Versions/v3/3.4/changesets/squid-3.4-13225.patch · Exploit
squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-13856.patch · Exploit

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