Check Point Advisories

Apple iTunes PLS File Parsing Buffer Overflow (CVE-2009-2817)

Vulnerability
Protection

Check Point Reference:	CPAI-2009-423
Date Published:	2 May 2010
Severity:	High
Last Updated:	Thursday 17 October, 2013
Source:
Industry Reference:	CVE-2009-2817
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	Apple iTunes is a multimedia player that supports a wide range of media formats. One of the file formats supported by Apple iTunes is the PLS file format. PLS is a computer file format that stores multimedia playlists. A buffer overflow vulnerability has been reported in Apple iTunes. The error is due to improper bounds checking when copying user supplied data into a buffer. A remote attacker can exploit this vulnerability by enticing a user to open a specially crafted .pls file. Successful exploitation of this vulnerability can lead to arbitrary code execution in the context of the user. An unsuccessful code execution attempt can lead to abnormal termination of the vulnerable program.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

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 Apple iTunes PLS File Parsing 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: Media Player Enforcement Violation.
Attack Information: Apple iTunes PLS file parsing buffer overflow