source: http://www.securityfocus.com/bid/11147/info

The Halo Combat Evolved game server is reported prone to a remote denial of service vulnerability.

A remote attacker may exploit this vulnerability to deny service for legitimate game players.

Patches are available to address the issue.

https://github.com/offensive-security/exploit-database-bin-sploits/raw/master/bin-sploits/24586.zip