Check Point Advisories

Adobe Flash Player ActionScript2 Stack Buffer Overflow (APSB11-28; CVE-2011-2457)

Vulnerability
Protection

Check Point Reference:	CPAI-2011-544
Date Published:	22 Nov 2011
Severity:	Critical
Last Updated:	Tuesday 22 November, 2011
Source:
Industry Reference:	CVE-2011-2457
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70
Who is Vulnerable?
Vulnerability Description	A stack buffer overflow vulnerability has been reported in Adobe Flash Player. The vulnerability is due to a memory allocation issue while handling malformed ShockWave files (SWF). A remote attacker could exploit this vulnerability by enticing a user to open a web page containing an embedded malformed SWF file. Successful exploitation could allow an attacker to take complete control of the target system.

Protection Overview

This protection will detect and block the transferring of malicious SWF 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 / R71 / R70

In the IPS tab, click Protections and find the Adobe Flash Player ActionScript2 Stack Buffer Overflow (APSB11-28) 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 ActionScript2 stack buffer overflow (APSB11-28)