source: http://www.securityfocus.com/bid/3445/info
Due to a flaw in the implementation of RDP in Windows 2000/NT Terminal Server, it is possible for a remote user to cause a host to stop responding.
Sending malformed RDP packets to a host could cause a denial of services, potentially impacting the Terminal service and other applications running on the affected host.
https://github.com/offensive-security/exploitdb-bin-sploits/raw/master/bin-sploits/21123.zip