Technical Information

Brief overview of the risk:
This security update resolves a privately reported vulnerability in Microsoft Windows. The vulnerability could allow elevation of privilege if an application uses the Microsoft Windows Audio service. The vulnerability by itself does not allow arbitrary code to be run. The vulnerability would have to be used in conjunction with another vulnerability that allowed remote code execution.

Detailed Information on the risk:

An elevation of privilege vulnerability exists in the Windows audio service component. The vulnerability is caused when the Microsoft Windows Audio service improperly validates permissions under specific conditions, potentially allowing script to be run with elevated privileges.

Further information on this exploit is available at : MS14-071

Windows Vista Service Pack 2 
Windows Vista x64 Edition Service Pack 2 
Windows Server 2008 for 32-bit Systems Service Pack 2 
Windows Server 2008 for x64-based Systems Service Pack 2 
Windows Server 2008 for Itanium-based Systems Service Pack 2 
Windows 7 for 32-bit Systems Service Pack 1 
Windows 7 for x64-based Systems Service Pack 1 
Windows Server 2008 R2 for x64-based Systems Service Pack 1 
Windows Server 2008 R2 for Itanium-based Systems Service Pack 1 
Windows 8 for 32-bit Systems 
Windows 8 for x64-based Systems 
Windows 8.1 for 32-bit Systems 
Windows 8.1 for x64-based Systems 
Windows Server 2012 and Windows Server 2012 R2
Windows Server 2012 R2