Check Point Advisories

Microsoft Windows GDI Information Disclosure (MS16-146: CVE-2016-7257)

Vulnerability
Protection

Check Point Reference:	CPAI-2016-1074
Date Published:	13 Dec 2016
Severity:	High
Last Updated:	Tuesday 13 December, 2016
Source:	Microsoft MS16-146
Industry Reference:	CVE-2016-7257
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Windows Vista Service Pack 2 Windows 7 Windows Server 2008 R2 Windows Server 2008 for 32-bit Systems Service Pack 2 Windows Server 2008 for x64-based Systems Service Pack 2
Vulnerability Description	An information disclosure vulnerability exists in the way that the Windows Graphics Device Interface (GDI) handles objects in memory. A remote attacker could exploit this vulnerability by enticing a target user to open a malicious presentation file. Successful exploitation of this issue can lead to local privilege escalation.
Update/Patch Avaliable	Apply patches from: MS16-146

Protection Overview

This protection detects 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, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75

In the IPS tab, click Protections and find the Microsoft Windows GDI Information Disclosure (MS16-146: CVE-2016-7257) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Content Protection Violation.
Attack Information: Microsoft Windows GDI Information Disclosure (MS16-146: CVE-2016-7257)