Great Circle Associates Firewalls
(December 1996)
 

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Subject: Re: [Fwd: Caution : Internet Virus]
From: Howard Richter <hbr @ indcomp . atlanta . com>
Organization: Richter @home Computing
Date: Tue, 03 Dec 1996 22:35:13 -0500
To: Darryl Wagoner <darryl @ sai . com>
Cc: Security Mail <security @ vine . vine . net>, Denis Valois <Denis . Valois @ pt . nce . sita . int>, firewalls @ GreatCircle . COM, webmaster @ internic . uob . bh
References: <Pine . SUN . 3 . 91 . 961203103750 . 22977A-100000 @ dax . sai . com>

Darryl Wagoner wrote:
> 
> On Tue, 3 Dec 1996, Security Mail wrote:
> 
> > This indeed was a Hoax!  No Virus can wipe the hard disk just by reading
> > an e-mail message.  BUT, this message below told of an attachment that if
> > run would cause dammage!
> 
> This is not true on Unix!  Many Unix mailers and pagers will send
> escape codes to the tty.  The good ones will not, but many of
> the old ones will.  This will allow a mail message to control the
> terminal.  Many terminals has escape codes to send text back to
> the host.  QED the mail message can do anything the user has privs
> to do.
> 
> --
> Darryl Wagoner          darryl @
 sai .
 com   http://www.sai.com/
> Office: 603.672.0736            Fax: 603-672-4846
> Beware of self-styled experts: an ex is a has-been, and a spurt is a
> drip under pressure.

But the editor would keep the message from the rest of the system.


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