This host is missing a critical security update according to Microsoft Bulletin MS13-052.
Successful exploitation could allow an attacker to execute arbitrary code, bypass security mechanism and take complete control of an affected system. Impact Level: System/Application
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/ms13-052
Multiple flaws due to, - Improper handling of TrueType font and multidimensional arrays of small structures - Improper Handling of null pointer
Microsoft Silverlight version 5 on Mac OS X