Check Point Advisories

Gimp Script-Fu Server Buffer Overflow (CVE-2012-2763)

Vulnerability
Protection

Check Point Reference:	CPAI-2012-334
Date Published:	3 Sep 2012
Severity:	High
Last Updated:	Monday 03 September, 2012
Source:
Industry Reference:	CVE-2012-2763
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A buffer overflow vulnerability has been reported in the Script-Fu scheme interpreter server component of GIMP. The vulnerability is due to an input validation error when processing specially crafted script commands. A remote attacker can exploit this vulnerability by sending specially crafted request to the affected server. Successful exploitation could allow an attacker to execute arbitrary code in the security context of the Script-Fu server.

Protection Overview

This protection will detect and block specially crafted requests sent to the 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

In the IPS tab, click Protections and find the Gimp Script-Fu 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: Application Servers Protection Violation.
Attack Information: Gimp Script-Fu server buffer overflow