SQL injection vulnerability in ad_click.asp for PortalApp allows remote attackers to execute arbitrary SQL commands via the banner_id parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/19892
https://euvd.enisa.europa.eu/vulnerability/EUVD-2005-0949
http://www.securityfocus.com/bid/12936
http://securitytracker.com/id?1013591
http://secunia.com/advisories/14749