Secunia Security Advisory – A vulnerability has been reported in PvPGN, which can be exploited by malicious people to compromise a vulnerable system. The problem is caused due to boundary errors in the handling of the commands /watchall and /unwatchall. This can be exploited by supplying an overly long argument to cause a buffer overflow.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/34227/sa12404.txt
Source: https://packetstormsecurity.com/files/34227/Secunia-Security-Advisory-12404.html