Check Point Advisories

Viber Desktop URI Handler Remote Code Execution (CVE-2019-12569)

Vulnerability
Protection

Check Point Reference:	CPAI-2019-0972
Date Published:	25 Dec 2019
Severity:	Critical
Last Updated:	Wednesday 25 December, 2019
Source:
Industry Reference:	CVE-2019-12569
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Viber for Desktop 10.5.0.23 and prior
Vulnerability Description	A remote code execution vulnerability exists in Viber for Desktop. The vulnerability is due to improper sanitization. Successful exploitation could result in code execution on the target machine in the context of the application.

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 R80 / R77 / R75

In the IPS tab, click Protections and find the Viber Desktop URI Handler Remote Code Execution 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: Viber Desktop URI Handler Remote Code Execution