Check Point Advisories

Siemens Tecnomatix FactoryLink SCADA CSService Multiple MSGs File Download

Vulnerability
Protection

Check Point Reference:	CPAI-2011-278
Date Published:	15 Jun 2011
Severity:	Critical
Last Updated:	Wednesday 15 June, 2011
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70
Who is Vulnerable?
Vulnerability Description	Siemens Tecnomatix FactoryLink is a Supervisory Control and Data Acquisition (SCADA) system used for monitoring and controlling industrial processes. A possible file downloading vulnerability have been reported in Siemens Tecnomatix FactoryLink SCADA system. The vulnerability is due to a boundary error in Siemens Tecnomatix FactoryLink CSService while handling muultiple file listing requests sent to the server. A remote attacker could exploit this issue by sending a specially crafted CSService messages to the target server. Successful exploitation of this vulnerability would lead to file downloading from the affected server.

Protection Overview

This protection will detect and block specially crafted CSService messages to the target server.

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

In the IPS tab, click Protections and find the Siemens Tecnomatix FactoryLink SCADA CSService Multiple MSGs File Download 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: Application Servers Protection Violation.
Attack Information: Siemens Tecnomatix FactoryLink SCADA CSService Multiple MSGs file download