Stack-based buffer overflow in the ODBC server service in Citect CitectSCADA 6 and 7, and CitectFacilities 7, allows remote attackers to execute arbitrary code via a long string in the second application packet in a TCP session on port 20222.
http://isc.sans.org/diary.html?storyid=4556
http://secunia.com/advisories/30638
http://securityreason.com/securityalert/3944
http://securitytracker.com/id?1020241
http://www.coresecurity.com/?action=item&id=2186
http://www.kb.cert.org/vuls/id/476345
http://www.kb.cert.org/vuls/id/CTAR-7ENQNH
http://www.securityfocus.com/archive/1/493272/100/0/threaded
http://www.securityfocus.com/bid/29634
http://www.vupen.com/english/advisories/2008/1834/references