USN-4212-1: HAProxy vulnerability
4 December 2019
HAProxy could be made to execute arbitrary code if it received a specially crafted HTTP/2 header.
- haproxy - fast and reliable load balancing reverse proxy
Tim Düsterhus discovered that HAProxy incorrectly handled certain HTTP/2 headers.
An attacker could possibly use this issue to execute arbitrary code through CRLF injection.
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.