RE: ISP reconfiguring cable modem?

["David Gillett" <gillettdavid () fhda edu>]

  DOCSIS.  Most cablemodem ISPs exert control over the cable modems
remotely.

David Gillett


> -----Original Message-----
> From: Paul Kurczaba [mailto:paul () myipis com]
> Sent: Thursday, May 27, 2004 12:12 PM
> To: security-basics () securityfocus com
> Subject: ISP reconfiguring cable modem?
>
>
> On this ZDNet article
> (http://zdnet.com.com/2100-1107_2-5218720.html?tag=zdaresources), it
> mentions that to help prevent spam, comcast could remotely 
> reconfigure the
> cable modem if it sees that user is sending out a bunch of 
> spam. How is it
> possible to remotely configure the cable modem? Would it be a 
> TCP/IP or
> cable signal that would reconfigure the modem? If it is 
> TCP/IP, couldn't a
> hacker screw up the modem? If it is a cable signal, what 
> happens if the
> cable user bought the modem at best buy or compusa (it wouldn't be ISP
> specific)
>
> -Paul Kurczaba
>
>
>
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Ethical Hacking at the InfoSec Institute. Mention this ad and get $545 off 
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to facilitate one-on-one interaction with one of our expert instructors. 
Attend a course taught by an expert instructor with years of in-the-field 
pen testing experience in our state of the art hacking lab. Master the skills 
of an Ethical Hacker to better assess the security of your organization. 
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