Check Point Advisories

Google Android Stagefright 3GPP Metadata Buffer Overread (CVE-2015-3826)

Vulnerability
Protection

Check Point Reference:	CPAI-2015-0975
Date Published:	12 Aug 2015
Severity:	Critical
Last Updated:	Wednesday 12 August, 2015
Source:
Industry Reference:	CVE-2015-3826
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Android devices
Vulnerability Description	A denial of service vulnerability ,known as Stagefright Vulnerability, has been reported in Android devices core. The vulnerability is due to a buffer overread in 3GPP Metadata. Successful exploitation could result in a denial of service condition.

Protection Overview

This protection will detect and block 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 Google Android Stagefright 3GPP Metadata Buffer Overread 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: Google Android Stagefright 3GPP Metadata Buffer Overread