Check Point Advisories

Schneider Electric ProClima ATX45 SetHtmlFileName Heap Buffer Overflow (CVE-2014-8511)

Vulnerability
Protection

Check Point Reference:	CPAI-2015-0134
Date Published:	3 Feb 2015
Severity:	High
Last Updated:	Tuesday 23 February, 2016
Source:	Schneider Electric SEVD 2014-344-01
Industry Reference:	CVE-2014-8511
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Schneider Electric ProClima 6.0.1 and prior
Vulnerability Description	A code execution vulnerability has been reported in Schneider Electric ProClima. The vulnerability is due to a heap buffer overflow when processing user supplied parameter input to SetHtmlFileName in the Atx45.ocx ActiveX control. A remote unauthenticated attacker could exploit this vulnerability by enticing a user into opening a specially crafted web page.

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 Schneider Electric ProClima ATX45 SetHtmlFileName Heap 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: Schneider Electric ProClima ATX45 SetHtmlFileName Heap Buffer Overflow