CVE-2021-28662

Published: 27 May 2021

An issue was discovered in Squid 4.x before 4.15 and 5.x before 5.0.6. If a remote server sends a certain response header over HTTP or HTTPS, there is a denial of service. This header can plausibly occur in benign network traffic.

Priority

Medium

CVSS 3 base score: 6.5

Status

Package Release Status
squid
Launchpad, Ubuntu, Debian
Upstream
Released (4.15,4.13-10)
Ubuntu 21.10 (Impish Indri)
Released (4.13-10ubuntu1)
Ubuntu 21.04 (Hirsute Hippo)
Released (4.13-1ubuntu4.1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (4.10-1ubuntu1.4)
Ubuntu 18.04 LTS (Bionic Beaver) Does not exist

Ubuntu 16.04 ESM (Xenial Xerus) Does not exist

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist

Patches:
Upstream: http://www.squid-cache.org/Versions/v4/changesets/squid-4-b1c37c9e7b30d0efb5e5ccf8200f2a646b9c36f8.patch
Upstream: http://www.squid-cache.org/Versions/v6/changesets/squid-6-051824924c709bd6162a378f746fb859454c674e.patch
Upstream: https://github.com/squid-cache/squid/commit/051824924c709bd6162a378f746fb859454c674e (master)
Upstream: https://github.com/squid-cache/squid/commit/b1c37c9e7b30d0efb5e5ccf8200f2a646b9c36f8 (v4)
squid3
Launchpad, Ubuntu, Debian
Upstream Needs triage

Ubuntu 21.10 (Impish Indri) Does not exist

Ubuntu 21.04 (Hirsute Hippo) Does not exist

Ubuntu 20.04 LTS (Focal Fossa) Does not exist

Ubuntu 18.04 LTS (Bionic Beaver) Not vulnerable

Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable

Ubuntu 14.04 ESM (Trusty Tahr) Does not exist