Anders,

    Please read inline,

On Thu, May 5, 2011 at 9:01 AM, Anders Thulin <anders.thu...@sentor.se> wrote:
> Here is a new fingerprint for hmap
>
> * mbedthis-appweb-2.4.0.juniper-srx100  (see attached file)
>
>  This is an AppWeb embeddable web server from Mbedthis, running on
> a Juniper SRX100 gateway.

    Great! Just added it to the trunk, you can get it in the latest
revision 4194.

>  It shows quite a lot of NO_RESPONSE_CODE for malformed requests. As
> far as I can find this is because the web server returns responses on
> the following format. For MALFORMED_000:
>
>        GET
>
> it returns:
>
>        UnknownMethod 400 Bad Request
>        Server: Mbedthis-Appweb/2.4.0
>        ... etc. followed by a Error 400 HTML message
>
> When the request is, say, 'GET / HTTP/Q.Q' (MALFORMED_010), the response
> is also
>
>        HTTP/Q.Q 400 Bad Request
>
> That is, it just echoes the HTTP-Version right back. HMAP requires correct
> HTTP-version to identify a status code, and so doesn't recognize these.

    Damn! That's odd :S

> An idea for handling this is to make hmap parse responses as three space-
> separated fields, and then check the second field for legal status code.
>
> For more detailed profiling it would be possible to check the first and third
> fields against protocol or standard reasons, and register deviations, but that
> would need special handling to allow existing hmap fingerprints to be used.

    I agree with the way of fixing this, but the question should be...
do we want to fix it? I'll leave you a question to think about: What
would happen if we fix this issue? What happens with the old
fingerprints?

Regards,

>
> best wishes,
> --
> Anders Thulin      anders.thu...@sentor.se      070-757 36 10 / Intl. +46 70 
> 757 36 10
>
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-- 
Andrés Riancho
Director of Web Security at Rapid7 LLC
Founder at Bonsai Information Security
Project Leader at w3af

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