Ubuntu Security Notices
USN-4520-1

USN-4520-1: Exim SpamAssassin vulnerability

Publication date

18 September 2020

Overview

Exim SpamAssassin could be made to execute aribitrary code if it received crafted .cf files/rules.

Releases

16.04 LTS

Packages

sa-exim - SpamAssassin filter for Exim

Details

It was discovered that Exim SpamAssassin does not properly handle
configuration strings. An attacker could possibly use this issue to execute
arbitrary code. (CVE-2019-19920)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release	Package Version
16.04 xenial	sa-exim – 4.2.1-14+deb8u1build0.16.04.1

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References

CVE-2019-19920

CVE-2019-19920