Check Point Advisories

Adobe Acrobat and Reader Use After Free (APSB17-01: CVE-2017-2956; CVE-2017-2957)

Check Point Reference: CPAI-2017-0031
Date Published: 15 Jan 2017
Severity: Critical
Last Updated: Monday 16 January, 2017
Source: Adobe APSB17-01
Industry Reference:CVE-2017-2956
CVE-2017-2957
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Acrobat DC Continuous 15.020.20042 and earlier versions
Acrobat Reader DC Continuous 15.020.20042 and earlier versions
Acrobat DC Classic 15.006.30244 and earlier versions
Acrobat Reader DC Classic 15.006.30244 and earlier versions
Acrobat XI Desktop 11.0.18 and earlier versions
Reader XI Desktop 11.0.18 and earlier versions
Vulnerability Description A remote code execution vulnerability has been reported in Adobe Acrobat and Reader. The vulnerability is due to a use-after-free error in Adobe Reader and Acrobat while handling a specially crafted PDF file. A remote attacker can exploit this vulnerability by enticing a target user to open a specially crafted PDF file.
Update/Patch AvaliableApply patches from: APSB17-01

Protection Overview

This protection detects 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, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75

  1. In the IPS tab, click Protections and find the Adobe Acrobat and Reader Use After Free (APSB17-01: CVE-2017-2956) 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 Reader Violation.
Attack Information:  Adobe Acrobat and Reader Use After Free (APSB17-01: CVE-2017-2956)

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