Check Point Advisories

Adobe Flash Player DefineFontAlignZones Tag Code Execution (APSB11-12; CVE-2011-0626)

Check Point Reference: CPAI-2011-259
Date Published: 17 May 2011
Severity: Critical
Last Updated: Tuesday 17 May, 2011
Source:
Industry Reference:CVE-2011-0626
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 remote code execution vulnerability has been reported in Adobe Flash Player. The vulnerability is due to insufficient bounds checking by the Adobe Flash Player. A remote attacker can exploit this vulnerability by enticing a user to download and view a malicious Flash file that contains a malformed DefineFontAlignZones tag. Successful exploitation of this vulnerability could cause a crash and potentially allow an attacker to take control of the affected system.

Protection Overview

This protection will detect and block malformed Adobe Flash files that contain malicious ActionScript code.

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

  1. In the IPS tab, click Protections and find the Adobe Flash Player DefineFontAlignZones Tag Code Execution (APSB11-12) protection using the Search tool and Edit the protection's settings.
  2. 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 DefineFontAlignZones tag code execution (APSB11-12)

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