Check Point Advisories

Android Binder Use After Free (CVE-2019-2215)

Vulnerability
Protection

Check Point Reference:	CPAI-2019-1650
Date Published:	15 Jan 2020
Severity:	High
Last Updated:	Wednesday 15 January, 2020
Source:
Industry Reference:	CVE-2019-2215
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Android binder.c
Vulnerability Description	A use-after-free vulnerability exists in Android Binder. 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 R80 / R77 / R75

In the IPS tab, click Protections and find the Android Binder Use After Free (CVE-2019-2215) 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: Android Binder Use After Free (CVE-2019-2215)