Vulnerability Development mailing list archives

Re: spoofing the ethernet address


From: mikael.olsson () ENTERNET SE (Mikael Olsson)
Date: Wed, 1 Mar 2000 10:21:55 +0100


"Bobby, Paul" wrote:

The ethernet address (MAC) is the address of the sending machine.

Is it possible to spoof this address also? Would someone have to write a
custom ethernet driver?

It is possible to do, and  most any packet sniffer capable of sending
packets of its own can do this.
There aren't really any APIs to do it, so you'll most likely have to add
your own hook between the IP layer and the media layer (differently done
in different types of OS:es, but basically the same idea), but it'll
still be NIC independent, which is good.


--
Mikael Olsson, EnterNet Sweden AB, Box 393, S-891 28 ÖRNSKÖLDSVIK
Phone: +46 (0)660 105 50           Fax: +46 (0)660 122 50
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