Check Point Advisories

Csound Hetro File Handling Stack Buffer Overflow (CVE-2012-0270)

Vulnerability
Protection

Check Point Reference:	CPAI-2013-1304
Date Published:	19 Feb 2013
Severity:	High
Last Updated:	Thursday 25 April, 2013
Source:
Industry Reference:	CVE-2012-0270
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A stack buffer overflow vulnerability has been reported in Csound. The vulnerability is due to the improper validation of specially crafted hetro files. A remote attacker can exploit this issue by enticing the victim to accept and open a specially crafted file. Successful exploitation would result in arbitrary code execution.

Protection Overview

This protection will detect and block specially crafted Csound hetro files.

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 Csound Hetro File Handling Stack 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: Content Protection Violation.
Attack Information: Csound hetro file handling stack buffer overflow