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
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