Check Point Advisories

Adobe Flash Player Memory Corruption (APSB17-21: CVE-2017-3100)

Check Point Reference: CPAI-2017-0555
Date Published: 11 Jul 2017
Severity: Critical
Last Updated: Tuesday 11 July, 2017
Source: Adobe APSB17-21
Industry Reference:CVE-2017-3100
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Adobe Flash Player Desktop Runtime for Windows 26.0.0.126
Adobe Flash Player Desktop Runtime for Macintosh 26.0.0.126
Adobe Flash Player Desktop Runtime for Linux 26.0.0.126
Adobe Flash Player Google Chrome Plugin for Windows 26.0.0.126
Adobe Flash Player Google Chrome Plugin for Macintosh 26.0.0.126
Adobe Flash Player Google Chrome Plugin for Linux 26.0.0.126
Adobe Flash Player Google Chrome Plugin for ChromeOS 26.0.0.126
Adobe Flash Player Microsoft Edge and Internet Explorer 11 Plugin for Windows 10 and Windows 8.1 26.0.0.126
Vulnerability Description A remote memory corruption vulnerability has been reported in Adobe Flash Player. The vulnerability is due to an out-of-bounds memory read while handling specially crafted SWF files. A remote attacker can exploit this vulnerability by enticing a target user to open a specially crafted SWF file.
Update/Patch AvaliableApply patches from: APSB17-21

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 Flash Player Memory Corruption (APSB17-21: CVE-2017-3100) 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 Flash Protection Violation.
Attack Information:  Adobe Flash Player Memory Corruption (APSB17-21: CVE-2017-3100)

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