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Update Protection against Adobe Flash Player Newobject Instruction Memory Corruption Vulnerability (APSB11-12; CVE-2011-0621)

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Check Point Reference: CPAI-2011-260
Date Published:
Severity:
Source: Adobe Security Bulletin APSB11-12
Industry Reference(s): CVE-2011-0621
Protection Provided by: Security Gateway
  • R75
  • R71
  • R70
Who is Vulnerable?
Adobe Flash Player 10.2.159.1 and earlier versions for Windows, Macintosh, Linux and Solaris operating systems
Adobe Flash Player 10.2.154.28 and earlier versions for Chrome users
Adobe Flash Player 10.2.157.51 and earlier versions for Android
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 execute arbitrary code on an affected system.
Update/Patch Available
Adobe has released an advisory to address this vulnerability.
Vulnerability Details
The vulnerability is due to a memory corruption in the Adobe Flash Player when parsing specially crafted SWF files. A remote attacker can exploit this vulnerability by enticing a user to download and view a Flash file that contains a malicious Newobject instruction. 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 ActionScript.

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-2006-05Protection taband 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

How Can I Protect My Network?
1. In the IPS tab, click Protections > By Protocol > IPS Software Blade > Application Intelligence > Adobe Products.
2. In the right pane, double-click the Adobe Flash Player Newobject Instruction Memory Corruption (APSB11-12) protection.
3. In the Protection Details window, click on Edit. Choose the protection's Action (Override IPS Policy with: Prevent/Detect), and apply Additional Settings.
4. 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 Newobject instruction memory corruption (APSB11-12)

Security Gateway: R70/R71

How Can I Protect My Network?
1. In the IPS tab, click Protections > By Protocol > Application Intelligence > Adobe Products.
2. In the right pane, double-click the Adobe Flash Player Newobject Instruction Memory Corruption (APSB11-12) protection.
3. In the Protection Details window, click on Edit. Choose the protection's Action (Override IPS Policy with: Prevent/Detect), and apply Additional Settings.
4. 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 Newobject instruction memory corruption (APSB11-12)