Bugtraq mailing list archives

Re: Intelligent modems :-(


From: cwe () it kth se (Christian Wettergren)
Date: Mon, 13 Mar 95 09:44:13 +0100


| > > If it is in LAP-M mode, just send of AT*R to them (protected
| > > with a preset password of QWERTY). You may also use the command
| > > <1s>****<1s> analog to the +++ sequence. You may even load 
| > 
| > I'm sure there must be a way to disable it or change the password?
| 
| There is - I had this conversation over a year ago here and if I had the 
| manuals to hand I'd tell you want it is (well on the modems we use 
| anyway) - but it is documentated in the manuals.

There is, I believe it was AT*C or something. What concerns me is that
this is totally undocumented in the papers from Intel.

I also feel uneasy with the possibility of reprogramming the Flash-PROMs.
Many of the modems do have quite a lot of RAM inside, one model I saw
said it had 32kRAM inside (not a Rockwell chip though). It might be 
farfetched, but I would definitely not want someone to upload a "password
sniffer" into my modem.

/Christian Wettergren, cwe () it kth se
                       KTH/Teleinformatics



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