Check Point Advisories

Microsoft Windows WinVerifyTrust Signature Validation Code Execution (MS13-098; CVE-2013-3900)

Check Point Reference: CPAI-2013-3613
Date Published: 10 Dec 2013
Severity: Critical
Last Updated: Monday 20 January, 2014
Source:
Industry Reference:CVE-2013-3900
Protection Provided by:

Security Gateway
R81, R80, R77, R75, R71, R70
Who is Vulnerable?
Vulnerability Description A remote code execution vulnerability has been reported in Microsoft Windows. The vulnerability is due to an error in the way the WinVerifyTrust function handles Windows Authenticode signature verification for portable executable (PE) files. A remote attacker could trigger this flaw by sending a specially crafted PE file. Successful exploitation would allow an attacker to execute arbitrary code on the target machine.

Protection Overview

This protection will detect and block attempts to open a malicious PE file.

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

  1. In the IPS tab, click Protections and find the Microsoft Windows WinVerifyTrust Signature Validation Code Execution (MS13-098) 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 Windows WinVerifyTrust Signature Validation Code Execution (MS13-098)

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