NetScreen ScreenOS before 4.0.1 allows remote attackers to bypass the Malicious-URL blocking feature by splitting the URL into fragmented IP requests.
archives.neohapsis.com/archives/vulnwatch/2002-q4/0093.html
archives.neohapsis.com/archives/vulnwatch/2002-q4/0094.html
www.derkeiler.com/Mailing-Lists/securityfocus/bugtraq/2002-11/0338.html
www.derkeiler.com/Mailing-Lists/securityfocus/bugtraq/2002-11/0347.html
www.iss.net/security_center/static/10699.php
www.securityfocus.com/bid/6245