Check Point Advisories

Microsoft Windows Contact Files Script Injection

Vulnerability
Protection

Check Point Reference:	CPAI-2021-0266
Date Published:	28 Apr 2021
Severity:	High
Last Updated:	Wednesday 28 April, 2021
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A script injection vulnerability exists in Microsoft Windows. Successful exploitation of this vulnerability would allow remote attackers to inject arbitrary script via contact files into 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 Microsoft Windows Contact Files Script Injection 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: Content Protection Violation.
Attack Information: Microsoft Windows Contact Files Script Injection