Check Point Advisories

Microsoft Windows Speech Components sapi.dll Code Execution (MS08-032; CVE-2007-0675)

Vulnerability
Protection

Check Point Reference:	CPAI-2008-078
Date Published:	29 May 2008
Severity:	Medium
Last Updated:	Thursday 29 May, 2008
Source:
Industry Reference:	CVE-2007-0675
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description	The ActiveX Speech Components sapi.dll is part of the Microsoft Speech Application Programming Interface (SAPI) that allows the use of speech recognition and speech synthesis within Windows applications. A remote code execution vulnerability has been reported in the ActiveX Speech Components sapi.dll. The vulnerability is caused when the vulnerable ActiveX control is used in Microsoft Internet Explorer. A remote attacker could exploit this issue by convincing a user to visit a malicious Web page. Successful exploitation of this issue could allow remote code execution on the affected system via an audio instruction.

Protection Overview

This protection will detect and block the vulnerable ActiveX Control.

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 Windows Speech Components sapi.dll Code Execution (MS08-032) 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: Web Client Enforcement Violation.
Attack Information: Microsoft Windows speech components sapi.dll code execution (MS08-032)