source: http://www.securityfocus.com/bid/6617/info

A denial of service vulnerability has been reported for Trend Micro TVCS. The vulnerability occurs when numerous requests for 'activesupport.exe' are made. This will cause the web server to stop responding to requests for a limited period of time. Repeated requests will cause a denial of service for an indefinite period of time.

http://x.x.x.x/tvcs/activesupport.exe