Race condition in the installation package in Apple iTunes before 9.1 on Windows allows local users to gain privileges by replacing an unspecified file with a Trojan horse.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7110
http://support.apple.com/kb/HT4105
http://secunia.com/advisories/39135
http://lists.apple.com/archives/security-announce/2010//Mar/msg00003.html