USN-4406-1: Mailman vulnerability
mailman vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
Summary
Mailman could be made to inject arbitrary content in the login page if it
received a specially crafted input.
Software Description
- 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.
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 18.04 LTS
- mailman – 1:2.1.26-1ubuntu0.3
- Ubuntu 16.04 LTS
- mailman – 1:2.1.20-1ubuntu0.6
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.
References
Source: USN-4406-1: Mailman vulnerability
