Check Point Advisories

Microsoft Data Access Components ADO Cachesize Heap Overflow (MS12-045; CVE-2012-1891)

Vulnerability
Protection

Check Point Reference:	CPAI-2012-303
Date Published:	10 Jul 2012
Severity:	Critical
Last Updated:	Thursday 18 April, 2024
Source:	CVE-2012-1891
Protection Provided by:	Security Gateway R75 R71 R70 IPS-1 IPS-1 IPS-1 NGX R65
Who is Vulnerable?	Microsoft Data Access Components 2.8 Service Pack 1 Microsoft Data Access Components 2.8 Service Pack 2 Windows Data Access Components 6.0
Vulnerability Description	A remote code execution vulnerability has been reported in Microsoft Data Access Components (MDAC).
Update/Patch Avaliable	Apply patches from: MS12-045
Vulnerability Details	The vulnerability is caused due to an error in the way MDAC processes specially crafted XML code. A remote attacker can exploit this issue by enticing a target user to open a specially crafted web page using Internet Explorer. Successful exploitation will allow an attacker to execute arbitrary code, with the same user rights of the target user.

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, Protection tab and select the version of your choice.

Security Gateway R75 / R71 / R70

In the IPS tab, click Protections and find the Microsoft Data Access Components ADO Cachesize Heap Overflow (MS12-045) protection using the Search tool and Edit the protection's settings.
Install policy on all modules.

SmartView Tracker will log the following entries:
Attack Name: Web Client Enforcement Violation
Attack Information: Microsoft Data Access Components ADO Cachesize Heap Overflow (MS12-045)