ComputerWorld reports “Apple Computer yesterday posted Security Update 2004-10-27, which includes an updated version of Apple Remote Desktop v1.2.4 running on Mac OS X v10.3.” Article at http://www.computerworld.com/newsletter/0,4902,97020,00.html?nlid=MAC
The major fix seems to be for the Apple Remote Desktop Client. There’s also an update for QuickTime on the Windows platform – Check Help | Update on the QuickTime player menu to ensure you have the latest version. More details at the Apple site, http://www.info.apple.com/kbnum/n61798