Secunia Security Advisory – landser has discovered a vulnerability in CrossFire, which can be exploited by malicious people to cause a DoS (Denial of Service) and potentially to compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/44640/sa19237.txt
Source: https://packetstormsecurity.com/files/44640/Secunia-Security-Advisory-19237.html

