Dmx Forum 2.1a stores _includes/bd.inc under the web root with insufficient access control, which allows remote attackers to obtain database username and password information.
http://www.vupen.com/english/advisories/2006/2154
http://secunia.com/advisories/20450
http://archives.neohapsis.com/archives/bugtraq/2006-05/0799.html