Check Point Advisories

Apple Multiple Products Type Confusion (CVE-2021-1789)

Vulnerability
Protection

Check Point Reference:	CPAI-2021-1175
Date Published:	24 May 2022
Severity:	High
Last Updated:	Tuesday 24 May, 2022
Source:
Industry Reference:	CVE-2021-1789
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	macOS Big Sur before 11.2 tvOS before 14.4 watchOS before 7.3 iOS before 14.4 iPadOS before 14.4 Safari before 14.0.3
Vulnerability Description	A type confusion vulnerability exists in multiple Apple products. 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

In the IPS tab, click Protections and find the Apple Multiple Products Type Confusion (CVE-2021-1789) 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: Web Client Enforcement Violation.
Attack Information: Apple Multiple Products Type Confusion (CVE-2021-1789)