Check Point Advisories

SCADA Smart Software Solutions CoDeSys ControlService Stack Buffer Overflow (CVE-2011-5007)

Check Point Reference: CPAI-2012-243
Date Published: 28 May 2012
Severity: Critical
Last Updated: Sunday 27 January, 2013
Source:
Industry Reference:CVE-2011-5007
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description A stack buffer overflow vulnerability has been reported in Smart Software Solutions CoDeSys. The vulnerability is due to a boundary error in CoDeSys when handling specially crafted HTTP requests. A remote attacker can exploit this issue by sending a specially crafted HTTP request to a vulnerable server. Successful exploitation would allow an attacker to execute arbitrary code in the security context of the affected service.

Protection Overview

This protection will detect and block the transferring of malformed HTTP requests.

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

  1. In the IPS tab, click Protections and find the SCADA Smart Software Solutions CoDeSys ControlService Stack Buffer Overflow protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  SCADA Protection Violation.
Attack Information:  Smart Software Solutions CoDeSys ControlService stack buffer overflow

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