Check Point Advisories

Microsoft Graphics Filters TIFF Image Converter Buffer Overflow (MS10-105) - Ver2 (CVE-2010-3950)

Check Point Reference: CPAI-2015-0723
Date Published: 18 May 2015
Severity: High
Last Updated: 3 Jan 2018
Source:
Industry Reference:CVE-2010-3950
Protection Provided by:

Security Gateway
R80, R77, R75

Who is Vulnerable?
Vulnerability Description Tagged Image File Format (TIFF) is a container format for storing images, including photographs and line art. A buffer overflow vulnerability has been discovered in the way that Microsoft Office parses specially crafted TIFF image files. The vulnerability is due to an error in Microsoft Office TIFF Image Converter that fails to properly convert data from Big Endian format to the Little Endian format while parsing TIFF image files. A remote attacker may trigger this issue by convincing a user to open an Office document containing a specially crafted TIFF image file. By persuading a user to open the malformed file, an attacker could take complete control of an affected system.

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

Security Gateway R80 / R77 / R75

  1. In the IPS tab, click Protections and find the Microsoft Graphics Filters TIFF Image Converter Buffer Overflow (MS10-105) - Ver2 protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Content Protection Violation.
Attack Information:  Microsoft Graphics Filters TIFF Image Converter Buffer Overflow (MS10-105) - Ver2

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