USN-4354-1: Mailman vulnerability

Publication date

11 May 2020

Overview

Mailman could be made to inject arbitrary content in the login page if it received a specially crafted input.


Packages

  • mailman - Web-based mailing list manager (legacy branch)

Details

It was discovered that Mailman incorrectly handled certain inputs.
An attacker could possibly use this issue to inject arbitrary content
in the login page.

It was discovered that Mailman incorrectly handled certain inputs.
An attacker could possibly use this issue to inject arbitrary content
in the login page.

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
18.04 bionic mailman –  1:2.1.26-1ubuntu0.2
16.04 xenial mailman –  1:2.1.20-1ubuntu0.5

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