This host is missing an important security update according to Microsoft Bulletin MS13-051.

Successful exploitation could allow attackers to execute arbitrary code as the logged-on user. Impact Level: System/Application

Apply the patch from below link, http://technet.microsoft.com/en-us/security/bulletin/ms13-026

The flaw is due to an error when processing PNG files and can be exploited to cause a buffer overflow via a specially crafted file.

Microsoft Office 2011 on Mac OS X

• http://secunia.com/advisories/53747
• http://www.securitytracker.com/id/1028650
• https://technet.microsoft.com/en-us/security/bulletin/ms13-051

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Updated on 2015-03-25