Der Windows Media Player, der bei fast allen Windows Benutzern also Standard Wiedergabe-Gerät für Videodateien verwendet wird, birgt eine ernst zu nehmende Sicherheitslücke.
Microsoft has a serious problem with its Media Player software – the program that plays videos on your PC. Most Windows users have this installed and there is a serious security problem in it. It is critical that you apply the following patch
http://www.microsoft.com/technet/treeview/default.asp?url=/technet/security/bulletin/MS01-056.asp
Es wird ausdrücklich empfohlen das Update durchzuführen