Intrusion Prevention

MS.Silverlight.Null.Pointer.Code.Execution

Description

This indicates an attack attempt against a Code Execution vulnerability in Microsoft Silverlight.
The vulnerability is due to an error when the vulnerable software handles a maliciously crafted Silverlight application. An attacker can exploit this by tricking an unsuspecting user into visiting a malicious webpage and execute arbitrary code within the context of the application.

Affected Products

Microsoft Silverlight 5

Impact

System Compromise: Remote attackers can gain control of vulnerable systems.

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
http://technet.microsoft.com/en-us/security/bulletin/ms13-052

CVE References

CVE-2013-3178