USN-3399-1: cvs vulnerability
21 August 2017
cvs vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.04
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary
cvs could be made run programs as your login if it opened a specially crafted cvs repository.
Software Description
- cvs - Concurrent Versions System
Details
Hank Leininger discovered that cvs did not properly handle SSH for remote repositories. A remote attacker could use this to construct a cvs repository that when accessed could run arbitrary code with the privileges of the user.
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 17.04
- cvs - 2:1.12.13+real-22ubuntu0.1
- Ubuntu 16.04 LTS
- cvs - 2:1.12.13+real-15ubuntu0.1
- Ubuntu 14.04 LTS
- cvs - 2:1.12.13+real-12ubuntu0.1
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.