Check Point Advisories

Adobe Acrobat and Reader Memory Corruption (APSB17-24: CVE-2017-3123)

Vulnerability
Protection

Check Point Reference:	CPAI-2017-0602
Date Published:	8 Aug 2017
Severity:	Critical
Last Updated:	Tuesday 08 August, 2017
Source:	Adobe APSB17-24
Industry Reference:	CVE-2017-3123
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Adobe Acrobat DC Continuous for Windows 2017.009.20058 Adobe Acrobat DC Continuous for Macintosh 2017.009.20058 Adobe Acrobat Reader DC Continuous for Windows 2017.009.20058 Adobe Acrobat Reader DC Continuous for Macintosh 2017.009.20058 Adobe Acrobat DC Classic for Windows 2015.006.30306 Adobe Acrobat DC Classic for Macintosh 2015.006.30306 Adobe Acrobat Reader DC Classic for Windows 2015.006.30306 Adobe Acrobat Reader DC Classic for Macintosh 2015.006.30306 Adobe Acrobat XI Desktop for Windows 11.0.20 Adobe Acrobat XI Desktop for Macintosh 11.0.20 Adobe Acrobat Reader XI Desktop for Windows 11.0.20 Adobe Acrobat Reader XI Desktop for Macintosh 11.0.20
Vulnerability Description	A Memory Corruption exists in Enhanced Metafile Format. The vulnerability is due to insufficient bounds check while processing EMF file. Attacker can exploit the vulnerability by using the out of bounds access for unintended reads, writes or frees potentially leading to code corruption, control-flow hijack, or information leak attack.
Update/Patch Avaliable	Apply patches from: APSB17-24

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

In the IPS tab, click Protections and find the Adobe Acrobat and Reader Memory Corruption (APSB17-24: CVE-2017-3123) 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 Acrobat and Reader Memory Corruption (APSB17-24: CVE-2017-3123)