Check Point Advisories

Microsoft Data Access Components (MDAC) Insecure Library Loading (MS11-059; CVE-2011-1975)

Vulnerability
Protection

Check Point Reference:	CPAI-2011-360
Date Published:	9 Aug 2011
Severity:	Critical
Last Updated:	Sunday 21 December, 2014
Source:
Industry Reference:	CVE-2011-1975
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description	This is a remote code execution vulnerability. The vulnerability is due to the improper way in which the MDAC handles the loading of library files (DLL). A remote attacker could trigger this vulnerability by enticing a victim to accept and open an excel related file on a remote folder (SMB or Webdav). Successful exploitation of this vulnerability may allow an attacker to take complete control of the affected system.

Protection Overview

This protection will detect and block the transferring of suspicious DLL files over CIFS and WebDav.

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 Data Access Components (MDAC) Insecure Library Loading (MS11-059) 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: Windows SMB Protection Violation.
Attack Information: Microsoft Data Access Components (MDAC) insecure library loading (MS11-059)