Check Point Advisories

Sielco Sistemi Winlog Server Buffer Overflow (CVE-2011-0517)

Vulnerability
Protection

Check Point Reference:	CPAI-2012-383
Date Published:	25 Nov 2012
Severity:	High
Last Updated:	Sunday 25 November, 2012
Source:
Industry Reference:	CVE-2011-0517
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A stack-based buffer overflow vulnerability has been reported in Sielco Sistemi Winlog server. The vulnerability is due to insufficient sanitation of TCP requests. A remote attacker can exploit this issue by sending a specially crafted TCP request to the affected server. Successful exploitation would allow an attacker to execute arbitrary code on the target server.

Protection Overview

This protection will detect and block the transferring of specially crafted 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

In the IPS tab, click Protections and find the Sielco Sistemi Winlog Server 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: SCADA Protection Violation.
Attack Information: Sielco Sistemi Winlog Server Buffer Overflow