Check Point Advisories

Microsoft SMB Response Parsing Memory Corruption (MS10-020) - High Confidence (CVE-2010-0476)

Check Point Reference: CPAI-2013-1602
Date Published: 28 Mar 2013
Severity: Critical
Last Updated: Thursday 28 March, 2013
Source:
Industry Reference:CVE-2010-0476
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description A remote code execution vulnerability has been reported in the Microsoft Windows Server Message Block (SMB) client implementation.The vulnerability is due to an error in the Microsoft SMB client implementation that fails to properly parse specially crafted SMB transaction responses. A remote attacker could exploit this flaw by hosting a malicious SMB server that is designed to exploit this vulnerability and then convince a user to initiate an SMB connection with it. Successful exploitation may allow execution of arbitrary code on the target 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 SMB Response Parsing Memory Corruption (MS10-020) - High Confidence 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:  Windows SMB Protection Violation.
Attack Information:  Microsoft SMB Response Parsing Memory Corruption (MS10-020) - High Confidence

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