Re: All tcp ports open?
From: Andres Riancho (andresit_at_fibertel.com.ar)
Date: 08/30/04
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To: "Massimo Cetra" <mcetra@navynet.it>, "'Ben Timby'" <asp@webexc.com>, <pen-test@securityfocus.com> Date: Mon, 30 Aug 2004 04:50:21 -0300
Ben ,
What about "nmap -sV" ? this will still give you a complete list of
open ports , but also will retrieve the banners. I think it should be safe
to say that any *real* program will respond with a banner , so ,only the
ports with banners will be the ones you should pen-test.
Andres Riancho
SOC Impsat
----- Original Message -----
From: "Massimo Cetra" <mcetra@navynet.it>
To: "'Ben Timby'" <asp@webexc.com>; <pen-test@securityfocus.com>
Sent: Sunday, August 29, 2004 11:10 AM
Subject: RE: All tcp ports open?
> > I am not sure what is doing this, but I assume it is a
> > software (or some
> > kind of) firewall/hids, can anybody point me in the right direction?
> >
> > I am pen-testing a Windows webserver, and a port scan reveals ALL tcp
> > ports open. hping also confirms that a SA is returned for any
> > S packets
> > sent to any port I try. I can connect via netcat any of the
> > ports, and
> > send data, but nothing is returned. In order to verify services, I am
> > required to connect and check for a banner or send
> > appropriate protocol
> > commands to elicit a response.
> >
> > Has anyone seen this, or have any idea of what this is?
>
> http://www.iptables.org/patch-o-matic/pom-extra.html#pom-extra-TARPIT
>
> This is for Linux but may help you finding more informations.
>
> Max
>
>
>
>
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