Way-board CGI program allows remote attackers to read arbitrary files by specifying the filename in the db parameter and terminating the filename with a null byte.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2001-0214
http://www.securityfocus.com/bid/2370
http://archives.neohapsis.com/archives/bugtraq/2001-02/0212.html