USN-3585-1: Twisted vulnerability

5 March 2018

twisted vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS


Twisted could be made to run programs if it received specially crafted network traffic.

Software Description

  • twisted - Event-based framework for internet applications


It was discovered that Twisted incorrectly handled certain HTTP requests. An attacker could possibly use this issue to execute arbitrary code.

Update instructions

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

Ubuntu 16.04 LTS
python-twisted - 16.0.0-1ubuntu0.2
python-twisted-bin - 16.0.0-1ubuntu0.2
python-twisted-web - 16.0.0-1ubuntu0.2
python3-twisted - 16.0.0-1ubuntu0.2
Ubuntu 14.04 LTS
python-twisted - 13.2.0-1ubuntu1.2
python-twisted-bin - 13.2.0-1ubuntu1.2
python-twisted-web - 13.2.0-1ubuntu1.2

To update your system, please follow these instructions:

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