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Siemens SpeedStream 5200 "Host" Header Authentication Bypass

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Release Date:  2008-11-12    Last Update:  2009-08-11    Views:  6,051

Secunia Advisory SA32635

Where:

From local network

Impact:

Security Bypass

Solution Status:

Unpatched

Operating System:

CVE Reference(s):

Description


hkm has reported a vulnerability in Siemens SpeedStream 5200, which can be exploited by malicious people to bypass certain security restrictions.

The vulnerability is caused due to an error in the authentication process when processing HTTP "Host" headers. This can be exploited to bypass authentication and e.g. download the router configuration via an HTTP request containing a wrong "Host" header.


Solution:
Restrict access to the affected device.

Provided and/or discovered by:
hkm

Original Advisory:
http://milw0rm.com/exploits/7055

Deep Links:
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Siemens SpeedStream 5200 "Host" Header Authentication Bypass

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