CVE-2020-1946

Published: 31 December 2020

In Apache SpamAssassin before 3.4.5, malicious rule configuration (.cf) files can be configured to run system commands without any output or errors. With this, exploits can be injected in a number of scenarios. In addition to upgrading to SA version 3.4.5, users should only use update channels or 3rd party .cf files from trusted places.

Priority

Medium

CVSS 3 base score: 9.8

Status

Package Release Status
spamassassin
Launchpad, Ubuntu, Debian
Upstream
Released (3.4.5,3.4.5~pre1)
Ubuntu 21.04 (Hirsute Hippo) Not vulnerable
(3.4.5~pre1-3)
Ubuntu 20.10 (Groovy Gorilla) Not vulnerable
(3.4.5~pre1-3)
Ubuntu 20.04 LTS (Focal Fossa)
Released (3.4.4-1ubuntu1.1)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (3.4.2-0ubuntu0.18.04.5)
Ubuntu 16.04 LTS (Xenial Xerus)
Released (3.4.2-0ubuntu0.16.04.5)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (3.4.2-0ubuntu0.14.04.1+esm3)
Patches:
Upstream: https://svn.apache.org/viewvc/spamassassin/branches/3.4/lib/Mail/SpamAssassin/Conf/Parser.pm?r1=1864416&r2=1876381&pathrev=1876381
Upstream: https://github.com/apache/spamassassin/commit/2bffc7753d234995022f1f44ace4585241165925