Check Point Advisories

Apple Multiple Products Out-of-Bounds Read (CVE-2020-3894)

Check Point Reference: CPAI-2020-3252
Date Published: 7 Feb 2021
Severity: Medium
Last Updated: Sunday 07 February, 2021
Industry Reference:CVE-2020-3894
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Apple iCloud
Apple iTunes
Apple Safari
Apple iPadOS
Apple iPhoneOS
Apple tvOS
Vulnerability Description An out of bounds read vulnerability exists in multiple Apple products. Successful exploitation of this vulnerability could allow a remote attacker to access restricted memory.

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 Apple Multiple Products Out-of-Bounds Read (CVE-2020-3894) 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:  Apple Multiple Products Out-of-Bounds Read (CVE-2020-3894)

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