BlackIce Server Protect versions 3.6cno and below from Internet Security Systems installs a firewall ruleset that can be removed or modified by any trusted or local unprivileged user.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/34030/08112004-1.txt
Source: https://packetstormsecurity.com/files/34030/HexView-Security-Advisory-0811-20-04.1.html