Check Point Advisories

Microsoft Word Unchecked Index Value Remote Code Execution (MS10-079; CVE-2010-2750)

Check Point Reference: CPAI-2010-282
Date Published: 9 Nov 2010
Severity: High
Last Updated: Tuesday 09 November, 2010
Source:
Industry Reference:CVE-2010-2750
Protection Provided by:

Security Gateway
R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description Microsoft Word is a popular word processing software. A remote code execution vulnerability has been identified in the way that Microsoft Word handles index values inside a specially crafted Word file. The vulnerability is due to an error in Microsoft Word that fails to properly parse specially crafted Word files that contains a malformed index value. A remote attacker could trigger this flaw by convincing a victim to open a specially crafted Word file. Successful exploitation of this issue may corrupt system memory, allowing execution of arbitrary code on a vulnerable system.

Protection Overview

This protection will detect and block the transferring of malformed Word 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

  1. In the IPS tab, click Protections and find the Microsoft Word Unchecked Index Value Remote Code Execution (MS10-079) 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 Word unchecked index value remote code execution (MS10-079)

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