If you're having problems passing your vulnerability scans and you have a Citrix Netscaler Application Delivery Appliance, here are the links to the Citrix KB articles which describe how to resolve the issue.

First some background about web applications firewalls for the uninitiated. If you already know what a web app firewall is then you can skip down to the bottom of the post for some mod_security rules that will help you with Drupal Views, the GMap module admin pages, and Google Webmaster Tools.