Citrix MetaFrame up to XP 1.0 Feature 1, except when running on Windows Server 2003, installs a registry key with an insecure ACL, which allows remote authenticated users to gain privileges.Referenceshttp://support.citrix.com/article/CTX110492http://secunia.com/advisories/21076http://securitytracker.com/id?1016526http://www.vupen.com/english/advisories/2006/2862http://www.securityfocus.com/bid/19056