[USN-4321-1] HAProxy vulnerability
Leonidas S. Barbosa
leo.barbosa at canonical.com
Tue Apr 7 13:06:33 UTC 2020
Ubuntu Security Notice USN-4321-1
April 07, 2020
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 19.10
- Ubuntu 18.04 LTS
HAProxy could be made to execute arbitrary code if it received a specially crafted HTTP/2 request.
- haproxy: fast and reliable load balancing reverse proxy
Felix Wilhelm discovered that HAProxy incorrectly handled certain HTTP/2 requests.
An attacker could possibly use this to execute arbitrary code.
The problem can be corrected by updating your system to the following
Ubuntu 18.04 LTS:
In general, a standard system update will make all the necessary changes.
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