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Adobe Flash Player ActionScript 2 Record Out Of Boundary (APSB11-21; CVE-2011-2414)

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Check Point Reference: CPAI-2011-387
Date Published:
Severity:
Source: Adobe Security Bulletin APSB11-21
Industry Reference(s): CVE-2011-2414
Protection Provided by: Security Gateway
  • R70
  • R71
  • R75
Who is Vulnerable?
Adobe Flash Player 10.3.181.34 and earlier versions
Vulnerability Description
A memory corruption vulnerability has been reported in Adobe Flash Player. The Adobe Flash Player is a multimedia and application player that renders Shockwave Flash (SWF) files. A remote attacker may exploit this vulnerability to create a memory corruption condition. A Successful exploitation attempt will cause the application to crash or enable an attacker to execute code on an affected system.
Update/Patch Available
Adobe has released an update to address this vulnerability.
Vulnerability Details
This is a memory corruption vulnerability. The vulnerability is due to an error in the way the application performs boundary checks on the ActionScript tags in SWF files. A remote attacker could exploit this vulnerability by enticing an unsuspecting victim to open a web page containing malicious SWF files.

Protection Overview
This protection will detect and block an 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, Protection tab and select the version of your choice.

To configure the defense, select your product from the list below and follow the related protection steps.

Security Gateway R75 / R71 / R70

How Can I Protect My Network?
1. In the IPS tab, click Protections and find the Adobe Flash Player ActionScript 2 Record Out Of Boundary (APSB11-21) protection using the Search tool and Edit the protection's settings.
2. Install policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:
Attack Name: Adobe Products Violation
Attack Information: Adobe Flash Player ActionScript 2 record out of boundary (APSB11-21)