Check Point Advisories

FritzBox Webcm Unauthenticated Command Injection

Vulnerability
Protection

Check Point Reference:	CPAI-2014-1717
Date Published:	3 Aug 2014
Severity:	High
Last Updated:	Tuesday 22 July, 2014
Source:
Protection Provided by:	Security Gateway R77 R76 R75
Who is Vulnerable?	Fritz!Box devices: 7570, 7490, 7390, 7360, 7340, 7330, 7272, 7270, 7170 Annex A A/CH, 7170 Annex B English, 7170 Annex A English, 7140, 7113, 6840 LTE, 6810 LTE, 6360 Cable, 6320 Cable, 5124, 5113, 3390, 3370, 3272, 3270
Vulnerability Description	A remote command injection vulnerability has been reported in different Fritz!Box devices. The vulnerability is due to insufficient validation within the web-based Interface. A remote attacker can exploit this vulnerability by submitting a maliciously crafted request to the web-based Interface.

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, Protection tab and select the version of your choice.

Security Gateway R77 / R76 / R75 / R71 / R70

In the IPS tab, click Protections and find the FritzBox Webcm Unauthenticated Command Injection protection using the Search tool and Edit the protection's settings.
Install policy on all modules.

SmartView Tracker will log the following entries:

Attack Name:  Content Protection Violation.
Attack Information:  FritzBox Webcm Unauthenticated Command Injection