Penetration Testing: RE: All tcp ports open?

["Altheide, Cory B. (IARC)" <AltheideC () nv doe gov>]

> -----Original Message-----
> From: sol seclists [mailto:ramatkal () hotmail com] 
> Sent: Monday, August 30, 2004 2:01 PM
> To: Ben Timby; pen-test () securityfocus com
> Subject: Re: All tcp ports open?
>
>
> A script which does exactly what you desrcibe is mentioned in the book
> "hacking: the art of exploitation" by jon erickson only on a 
> linux machine.
>
> the basic idea is something like:
>
> use tcpdump to monitor all incoming SYN packets not destined 
> for any listening service and then use a packet generation 
> tool (such as nemsis) to generate a packet with a seq#+1 and 
> the SYN and ACK flags set.
 
Are you saying that the specific script that implements this will only work
on a Linux machine, or are you saying that the idea described is only
applicable on a Linux machine?

FWIW, the idea should work on pretty much any machine capable of sniffing
and spoofing, ie, everything but XP SP2.

-- Cory


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