Staying Safe in Times of Cyber Uncertainty
Check Point Advisories

Google Android Stagefright MP4 Multiple Atoms Integer Underflow (CVE-2015-1539; CVE-2015-3827)

Check Point Reference: CPAI-2015-0969
Date Published: 12 Aug 2015
Severity: Critical
Last Updated: Wednesday 12 August, 2015
Industry Reference:CVE-2015-1539
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable?
Vulnerability Description A remote code execution vulnerability, known as Stagefright Vulnerability, has been reported in Android devices core. The vulnerability is due to an integer underflow condition in multiple MP4 atoms. Successful exploitation would allow an attacker to execute arbitrary code on the target system.

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

  1. In the IPS tab, click Protections and find the Google Android Stagefright MP4 Multiple Atoms Integer Underflow 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:  Content Protection Violation.
Attack Information:  Google Android Stagefright MP4 Multiple Atoms Integer Underflow

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