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CVE-2016-4553

Published: 10 May 2016

client_side.cc in Squid before 3.5.18 and 4.x before 4.0.10 does not properly ignore the Host header when absolute-URI is provided, which allows remote attackers to conduct cache-poisoning attacks via an HTTP request.

Notes

AuthorNote
sbeattie
3.2.0.11 and later versions up to and including 3.5.17

Priority

Medium

CVSS 3 base score: 8.6

Status

Package Release Status
squid3
Launchpad, Ubuntu, Debian
upstream
Released (3.5.18,4.0.10)
precise Not vulnerable
(3.2.x and newer only)
trusty Does not exist
(trusty was released [3.3.8-1ubuntu6.8])
wily
Released (3.3.8-1ubuntu16.3)
xenial
Released (3.5.12-1ubuntu7.2)
Patches:
upstream: http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-14039.patch
upstream: http://bazaar.launchpad.net/~squid/squid/3.4/revision/13240 (3.4)