Check Point Advisories

Adobe Reader and Acrobat PRC Heap Spraying (APSB11-30; CVE-2011-4369)

Vulnerability
Protection

Check Point Reference:	CPAI-2011-590
Date Published:	22 Dec 2011
Severity:	Critical
Last Updated:	Thursday 22 December, 2011
Source:
Industry Reference:	CVE-2011-4369
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70
Who is Vulnerable?
Vulnerability Description	A heap spraying vulnerability has been reported in Adobe Reader and Acrobat. The vulnerability is due to an error in the way Adobe Reader and Acrobat parse PRC (Product Representation Compact) files. A remote attacker may exploit this issue by enticing users to open a malformed PRC file with an affected version of Adobe Reader or Acrobat. Successful exploitation will allow remote attackers to execute arbitrary code and take complete control over an affected system.

Protection Overview

IPS will detect and block attempts to transfer malformed PRC 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 Reader and Acrobat PRC Heap Spraying (APSB11-30) 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 Reader Violation.
Attack Information: Adobe Reader and Acrobat PRC heap spraying (APSB11-30)