Siemens Speedstream Wireless Router Password Protection Bypass Vulnerability

Risk: High
Local: No
Remote: Yes
CWE: CWE-264

CVSS Base Score: 7.5/10
Impact Subscore: 6.4/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: Partial

Digital Armaments advisory is 05.02.2006 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: II. Problem Description Speedstream routers have UPnP/1.0 support. An attacker can access protected files and bypass the password protection without login using the UPnP part of the tree. 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 bypass the password protection. It also allow an attacker to access protected files without login. V. Solution First notification 05.02.2006. Second notification 05.20.2006. No answer from the vendor. VI. Credit Jaime Blasco - jaime.blasco (at) eazel (dot) es [email concealed] is credited with this discovery. Get paid and get stocks by vulnerability submission 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 (at) digitalarmaments (dot) com [email concealed] 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.

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