Check Point Advisories

Mozilla Multiple Products Prototype Pollution (CVE-2022-1802)

Check Point Reference: CPAI-2022-1997
Date Published: 29 Jan 2024
Severity: High
Last Updated: Monday 29 January, 2024
Source:
Industry Reference:CVE-2022-1802
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Mozilla Firefox prior to 100.0.2
Mozilla Firefox ESR prior to 91.9.1
Mozilla Thunderbird prior to 91.9.1
Vulnerability Description A prototype pollution vulnerability exists in multiple Mozilla products. The JavaScript __proto__ property object exposes the internal Prototype to an attack. A remote attacker can exploit this vulnerability by modifying the exposed prototype's property of an object. Successful exploitation of this vulnerability could result in a arbitrary code execution on the victim machine.

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 Mozilla Multiple Products Prototype Pollution (CVE-2022-1802) 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:  Mozilla Multiple Products Prototype Pollution (CVE-2022-1802)

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