Check Point Advisories

GNU Bash Remote Code Execution (CVE-2014-6271; CVE-2014-7169; CVE-2014-6277; CVE-2014-6278; CVE-2014-7186; CVE-2014-7187)

Check Point Reference: CPAI-2014-1846
Date Published: 25 Sep 2014
Severity: Critical
Last Updated: 2 Jul 2018
Source: IPS Research Team
Industry Reference:CVE-2014-6271
CVE-2014-7169
CVE-2014-6277
CVE-2014-6278
CVE-2014-7186
CVE-2014-7187
Protection Provided by:

Security Gateway
R80, R77, R76, R75, R71, R70

Who is Vulnerable?
GNU Bash 4.3
GNU Bash 4.2
GNU Bash 4.1
GNU Bash 4.0
GNU Bash 3.2
GNU Bash 3.1
GNU Bash 3.0
Vulnerability Description A remote code execution vulnerability has been reported in several versions of GNU Bash. The vulnerability, aka ShellShock, is due to an error in the way GNU Bash processes trailing strings after function definitions in the values of environment variables.

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 / R76 / R75 / R71 / R70

  1. In the IPS tab, click Protections and find the GNU Bash Remote Code Execution protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

This protection's log will contain the following information:

Attack Name:  Web Server Enforcement Violation.
Attack Information:  GNU Bash Remote Code Execution

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