"Security researcher Petko D. Petkov (aka pdp) has discovered a gaping
hole in fully patched versions of Apple's QuickTime for Windows Media
Player"

"The zero-day vulnerability allows an attacker to use rigged movie
(.mov) files to take full control of Windows XP and Vista machines"

http://securitywatch.eweek.com/apple..._xp_vista.html

I guess another BUFFER OVERFLOW exploit, but appariently we're not
allowed to know . MICROS~1 the company that made data files dangerous ..