Check Point Advisories

NTR ActiveX Control Check() Method Buffer Overflow (CVE-2012-0266)

Vulnerability
Protection

Check Point Reference:	CPAI-2013-2537
Date Published:	8 Aug 2013
Severity:	High
Last Updated:	Sunday 12 January, 2014
Source:
Industry Reference:	CVE-2012-0266
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A remote code execution vulnerability has been reported in NTR ActiveX 1.1.8. The vulnerability exists in the Check() method, due to the insecure usage of strcat to build an URL using the bstrParams parameter contents. Remote attacker could exploit this issue by enticing an affected user to open a specially crafted web page. A successful exploitation attempt may result in the execution of arbitrary code in the security context of the target user's browser.

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

In the IPS tab, click Protections and find the NTR ActiveX Control Check() Method Buffer Overflow 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: NTR ActiveX Control Check() Method buffer overflow