Digital Armaments Security Advisory 24.07.2006: Siemens Speedstream Wireless/Router Denial of Service Vulnerability
Digital Armaments advisory is 05.4.2006
http://www.digitalarmaments.com/2006310665340982.html
I. Background
The SpeedStream Wireless DSL/Cable Router is usually adopted for home and small
business solutions. Together with an existing DSL or cable modem connection,
this affordable, easy to use connection sharing solution brings the freedom of
high-speed, wireless broadband connectivity to home and SOHO networks. Its
comprehensive functionality provides vital firewall protection, IP sharing
capabilities, and fundamental routing features that support popular protocols
like NetMeeting and VPN.
For further information or detail about the software you can refer to the
vendor's homepage:
http://subscriber.communications.siemens.com/
II. Problem Description
It is possible with a specially crafted packet sent to the Web Server that
permit Administration of the Router to freeze it.
III. Detection
This problem has been detected on latest version of Siemens Speedstrem Router.
It has been tested on the Speedstream 2624.
IV. Impact analysis
Successful exploitation allow an attacker to freeze the router. Reboot is
necessary.
V. Solution
First notification 05.04.2006.
Second notification 05.24.2006.
No answer from the vendor.
VI. Credit
Jaime Blasco - jaime.blasco@xxxxxxxx is credited with this discovery.
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VII. Legal Notices
Copyright © 2006 Digital Armaments LLC.
Redistribution of this alert electronically is allowed. It should not be edited
in any way. Reprint the whole is allowed, partial reprint is not permitted. For
any other request please email customerservice@xxxxxxxxxxxxxxxxxxxx for
permission.
Disclaimer: The information in the advisory is believed to be accurate at the
time of publishing based on currently available information. Use of the
information constitutes acceptance for use in an AS IS condition. There are no
warranties with regard to this information. Neither the author nor the
publisher accepts any liability for any direct, indirect, or consequential loss
or damage arising from use of, or reliance on, this information.