The Java Server in the Novell GroupWise Web Access Enhancement Pack allows remote attackers to cause a denial of service via a long URL to the servlet.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2000-0145
http://www.securityfocus.com/bid/972
http://archives.neohapsis.com/archives/bugtraq/2000-02/0049.html