"Whether you are creating content for delivery on cell phones, broadcast or the Internet, or a software developer looking to take your application to the next level, QuickTime provides the most comprehensive platform in the industry." Secunia Research has discovered a vulnerability in Apple Quicktime which can be exploited by malicious people to potentially compromise a user's system.
http://www.securiteam.com/windowsntf...FP0D00OKO.html
