Check Point Advisories

FreePBX Framework hotelwakeup Module Directory Traversal

Vulnerability
Protection

Check Point Reference:	CPAI-2017-0001
Date Published:	1 Jan 2017
Severity:	High
Last Updated:	Sunday 08 January, 2017
Source:	FreePBX
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	FreePBX Project hotelwakeup Module prior to 13.0.15
Vulnerability Description	A directory traversal vulnerability exists in FreePBX. The vulnerability is due to an input validation issue in the "hotelwakeup" module. A remote unauthenticated attacker can exploit this vulnerability by sending maliciously crafted requests to the page that could lead to arbitrary command execution on the server under the security context of the asterisk user.

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 FreePBX Framework hotelwakeup Module Directory Traversal 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 Server Enforcement Violation.
Attack Information: FreePBX Framework hotelwakeup Module Directory Traversal