Check Point Advisories

Microsoft Silverlight Null Pointer Dereference Code Execution (MS13-052; CVE-2013-3178)

Vulnerability
Protection

Check Point Reference:	CPAI-2013-3480
Date Published:	18 Nov 2013
Severity:	High
Last Updated:	Saturday 04 January, 2025
Source:	CVE-2013-3178
Protection Provided by:	Security Gateway R70 R71 R75
Who is Vulnerable?	Microsoft Silverlight 5
Vulnerability Description	A null pointer dereference vulnerability exists in Microsoft Silverlight.
Update/Patch Avaliable	Apply patches from: MS13-052
Vulnerability Details	The vulnerability is due to insufficient NULL checks on object pointers. Remote attackers can exploit this vulnerability by enticing target users to visit a malicious web page, potentially causing arbitrary code to be injected and executed in the context of the currently logged on user.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, Protection tab and select the version of your choice.

Security Gateway R75 / R71 / R70

In the IPS tab, click Protections and find the Microsoft Silverlight Null Pointer Dereference Code Execution (MS13-052) protection using the Search tool and Edit the protection's settings.
Install policy on all modules.

SmartView Tracker will log the following entries:
Attack Name: Web Client Enforcement Violation
Attack Information: Microsoft Silverlight Null Pointer Dereference Code Execution (MS13-052)