USN-4415-1: coTURN vulnerabilities

06 July 2020

Several security issues were fixed in coTURN.



  • coturn - TURN and STUN server for VoIP


Felix Dörre discovered that coTURN response buffer is not initialized properly.
An attacker could possibly use this issue to obtain sensitive information.

It was discovered that coTURN web server incorrectly handled HTTP POST requests.
An attacker could possibly use this issue to cause a denial of service, obtain
sensitive information or other unspecified impact.
(CVE-2020-6061, CVE-2020-6062)

Update instructions

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

Ubuntu 20.04
Ubuntu 19.10
Ubuntu 18.04
Ubuntu 16.04

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