Microsoft Antimalware Client Privilege Elevation Vulnerability (2823482)

Summary
This host is missing an important security update according to Microsoft Bulletin MS13-034.
Impact
Successful exploitation will allow remote attackers to execute arbitrary code in the security context of the LocalSystem account. Impact Level: System
Solution
Run Windows Update and update the listed hotfixes or download and update mentioned hotfixes in the advisory from the below link, http://technet.microsoft.com/en-us/security/bulletin/ms13-034
Insight
Flaw is due to an unspecified error when improper pathnames are used by Windows Defender (Microsoft Antimalware Client).
Affected
Windows Defender for Windows 8
References