[FCKEDITOR] Bypass "Safedog Security" to upload backdoor

We knew that, with FCKEditor file upload vulnerability and IIS 6 ,we can upload backdoor such as shell.asp;.gif .Unfortunately,we can't exploit if that server using Web Security software like this case is Safedog software 

As we have seen in 2 above picture,that's difference between before and after using web security,and in this tutorial , i will bypass it

and then,finding web root directory and upload backdoor

Source : www.91ri.org