The host is installed with Microsoft Windows Server 2008, Server 2008 R2, Server 2008 R2 IA64, Windows Vista, Windows 7, Server 2012, Server 2012 R2, Windows 8 or Windows 8.1 and is prone to a remote code execution vulnerability. The flaw is present in the Group Policy, which fails to handle files that originate from unfamiliar or untrusted sources. An attacker who successfully exploited this vulnerability could take complete control of an affected system and then install programs; view, change, or delete data; or create new accounts with full user rights.