Debian Security Advisory 1735-1 – It was discovered that znc, an IRC proxy/bouncer, does not properly sanitize input contained in configuration change requests to the webadmin interface. This allows authenticated users to elevate their privileges and indirectly execute arbitrary commands (CVE-2009-0759).
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/75607/dsa-1735-1.txt
Source: https://packetstormsecurity.com/files/75607/Debian-Linux-Security-Advisory-1735-1.html