Check Point Advisories

Adobe Flash Player ActionScript Atom Value Memory Corruption (APSB11-02; CVE-2011-0574)

Vulnerability
Protection

Check Point Reference:	CPAI-2011-030
Date Published:	20 Feb 2011
Severity:	Critical
Last Updated:	Sunday 20 February, 2011
Source:
Industry Reference:	CVE-2011-0574
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70
Who is Vulnerable?
Vulnerability Description	The Adobe Flash Player is a multimedia and application player that renders Shockwave Flash (SWF) files. A memory corruption vulnerability has been reported in Adobe Flash Player. The vulnerability is due to insufficient type checking by the Adobe Flash Player. A remote attacker may exploit this issue by convincing a victim to open a specially crafted file with malicious values that will call to an interpreter function that expects a pointer to a C-string but receives a value of type Atom instead. Successful exploitation of this vulnerability could allow the attacker to take complete control of an affected system.

Protection Overview

This protection will detect and block Adobe Flash files with malicious string values.

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 / R71 / R70

In the IPS tab, click Protections and find the Adobe Flash Player ActionScript Atom Value Memory Corruption (APSB11-02) 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: Adobe Products Violation.
Attack Information: Adobe Flash Player ActionScript Atom value memory corruption (APSB11-02)