CVE-2005-2614
Discuz! 4.0 rc4 does not properly restrict types of files that are uploaded to the server, which allows remote attackers to execute arbitrary commands via a filename containing ".php.rar" or other multiple extensions that include .php.
Date published : 2005-08-17
http://www.securityfocus.com/bid/14564
http://archives.neohapsis.com/archives/fulldisclosure/2005-08/0440.html