Check Point Advisories

Microsoft GDI+ TIFF Memory Corruption (MS09-062; CVE-2009-2503)

Vulnerability
Protection

Check Point Reference:	CPAI-2009-206
Date Published:	15 Oct 2009
Severity:	Critical
Last Updated:	Thursday 15 October, 2009
Source:
Industry Reference:	CVE-2009-2503
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description	The Microsoft Windows graphics device interface (GDI) enables applications to use graphics and formatted text on the video display and on the printer.A remote code execution vulnerability has been discovered in the way that GDI+ allocates memory.The vulnerability is due to the way that GDI+ renders TIFF files with run length encoded sections. A remote attacker may trigger this issue by convincing a user to open a specially crafted TIFF image file.By persuading a user to open the malformed TIFF file, an attacker could take complete control of an affected system.

Protection Overview

This protection will detect and block the transferring of malformed TIFF files over HTTP.

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 / R71 / R70 / R65

In the IPS tab, click Protections and find the Microsoft GDI+ TIFF Memory Corruption (MS09-062) 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 GDI+ TIFF memory corruption (MS09-062)