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TITLE:
Siemens SpeedStream 5200 "Host" Header Authentication Bypass

SECUNIA ADVISORY ID:
SA32635

VERIFY ADVISORY:
http://secunia.com/advisories/32635/

CRITICAL:
Less critical

IMPACT:
Security Bypass

WHERE:
>From local network

OPERATING SYSTEM:
Siemens SpeedStream 5200
http://secunia.com/advisories/product/20486/

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

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