Check Point Advisories

Microsoft Word Malformed SPRM Record Buffer Overflow (MS09-027; CVE-2009-0565)

Vulnerability
Protection

Check Point Reference:	CPAI-2009-164
Date Published:	9 Jun 2009
Severity:	Critical
Last Updated:	Thursday 14 January, 2016
Source:
Industry Reference:	CVE-2009-0565
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70
Who is Vulnerable?
Vulnerability Description	Microsoft Word is a popular word processing software. A remote code execution vulnerability has been identified in Microsoft Word. The vulnerability is due to an error in Microsoft Word that fails to properly handle Word files. A remote attacker could trigger this flaw by convincing a victim to open a specially crafted Word 6 file that includes a malformed SPRM record. 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

In the IPS tab, click Protections and find the Microsoft Word Malformed SPRM Record Buffer Overflow (MS09-027) 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 Word malformed SPRM record buffer overflow (MS09-027)