Cross-site scripting (XSS) vulnerability in nquser.php in VIRtech Netquery allows remote attackers to inject arbitrary web script or HTML via the User-Agent HTTP header.
https://exchange.xforce.ibmcloud.com/vulnerabilities/29927
http://www.vupen.com/english/advisories/2006/4512
http://www.securityfocus.com/archive/1/451350/100/100/threaded
http://www.securityfocus.com/archive/1/450270/100/0/threaded
http://securitytracker.com/id?1017147
http://securityreason.com/securityalert/1807
http://secunia.com/advisories/22864
http://lists.grok.org.uk/pipermail/full-disclosure/2006-October/050462.html