Check Point Advisories

Google PDFium Out-of-bounds read (CVE-2018-16076)

Vulnerability
Protection

Check Point Reference:	CPAI-2018-1009
Date Published:	7 Oct 2018
Severity:	High
Last Updated:	Wednesday 10 October, 2018
Source:
Industry Reference:	CVE-2018-16076
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Google Chrome version 67.0.3396.99
Vulnerability Description	An out-of-bounds and vulnerability exists in Google PDFium. The vulnerability is due to an error in parsing a malformed JBIG2 image stream in a PDF document. Successful exploitation could result in sensitive data exposure and memory corruption.

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 Google PDFium Out-of-bounds read (CVE-2018-16076) 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: Content Protection Violation.
Attack Information: Google PDFium Out-of-bounds read (CVE-2018-16076)