source: https://www.securityfocus.com/bid/9273/info

It has been reported that the Personal Web Server of DCAM WebCam Server may be prone to a directory traversal vulnerability that may allow a remote attacker to traverse outside the server root directory by using '.\' character sequences.

DCAM WebCam server versions 8.2.5 and prior are reported to be prone to this issue.

http://www.example.com/.\.\.\.\/windows/system.ini
http://www.example.com/.\.\.\.\.\.\.\.\.\.\/windows/system.ini