The HTTP administration interface to the Cayman 3220-H DSL router allows remote attackers to cause a denial of service via a long username or password.
http://www.securityfocus.com/bid/1219
http://archives.neohapsis.com/archives/bugtraq/2000-05/0280.html
http://archives.neohapsis.com/archives/bugtraq/2000-05/0075.html