Check Point Advisories

Google Chrome Use After Free (CVE-2021-21206)

Check Point Reference: CPAI-2021-2163
Date Published: 23 May 2024
Severity: High
Last Updated: Thursday 23 May, 2024
Industry Reference:CVE-2021-21206
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Google Chrome prior to 89.0.4389.128
Vulnerability Description A use-after-free vulnerability exists in Google Chrome. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system.

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 R81 / R80 / R77 / R75

  1. In the IPS tab, click Protections and find the Google Chrome Use After Free (CVE-2021-21206) 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:  Web Client Enforcement Violation.
Attack Information:  Google Chrome Use After Free (CVE-2021-21206)

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