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Update Protection against Siemens Tecnomatix FactoryLink SCADA CSService List Path Buffer Overflow

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Check Point Reference: CPAI-2011-277
Date Published:
Severity:
Source: Check Point IPS Research Team
Protection Provided by: Security Gateway
  • R75
  • R71
  • R70
Who is Vulnerable?
Siemens Tecnomatix FactoryLink SCADA 8.0.1.1473 and prior
Vulnerability Description
A buffer overflow vulnerability have been reported in Siemens Tecnomatix FactoryLink SCADA system. A remote attacker could exploit this issue by sending a specially crafted CSService Path message to the target server.
Vulnerability Details
The vulnerability is due to a boundary error in Siemens Tecnomatix FactoryLink CSService while handling file listing requests sent to the server. A remote attacker could exploit this issue by sending a specially crafted CSService Path message to the target server. Successful exploitation of this vulnerability would lead to stack buffer overflow that could lead to a denial of service condition and may lead to code injection and execution in the context of the affected server.

Protection Overview

This protection will detect and block specially crafted CSService Path 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-2006-05Protection tab and select the version of your choice.

To configure the defense, select your product from the list below and follow the related protection steps.

Security Gateway: R75

How Can I Protect My Network?

  1. In the IPS tab, click Protections and find the protection Siemens Tecnomatix FactoryLink SCADA CSService List Path Buffer Overflow using the Search mechanism and Edit the protection's settings.
  2. Install policy on all modules.

How Do I Know if My Network is Under Attack?

SmartView Tracker will log the following entries:

Attack Name: Application Servers Protection Violation
Attack Information: Siemens Tecnomatix FactoryLink SCADA CSService list path buffer overflow

 

Security Gateway: R70/R71

How Can I Protect My Network?

  1. In the IPS tab, click Protections and find the protection Siemens Tecnomatix FactoryLink SCADA CSService List Path Buffer Overflow using the Search mechanism and Edit the protection's settings.
  2. Install policy on all modules.

How Do I Know if My Network is Under Attack?

SmartView Tracker will log the following entries:

Attack Name: Application Servers Protection Violation
Attack Information: Siemens Tecnomatix FactoryLink SCADA CSService list path buffer overflow