Re: TCP RST attack

At 02:26 PM 20/04/2004, Dag-Erling Sm=F8rgrav wrote:
>Dragos Ruiu <dr@kyx.net> writes:
> > On April 20, 2004 10:44 am, Dag-Erling Sm=F8rgrav wrote:
> > > The advisory grossly exaggerates the impact and severity of this
> > > fea^H^H^Hbug.  The attack is only practical if you already know the
> > > details of the TCP connection you are trying to attack, or are in a
> > > position to sniff it.
> > This is not true. The attack does not require sniffing.
>
>You need to know the source and destination IP and port.  In most
>cases, this means sniffing.  BGP is easier because the destination
>port is always 179 and the source and destination IPs are recorded in
>the whois database, but you still need to know the source port.

While true, you do need the source port, how long will it take to=20
programmatically go through the possible source ports in an attack ? That=20
only adds 2^16-1024 to blast through

         ---Mike

>DES
>--
>Dag-Erling Sm=F8rgrav - des@des.no

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