Re: About ping request?

From: Chris Shepherd (chriss@whstuart.com)
Date: 05/27/02 

Date: Mon, 27 May 2002 14:09:11 -0400
To: Jens Benecke <mail-020524@jensbenecke.de>, Patrick Morris <pmorris@wilshire.com>
From: Chris Shepherd <chriss@whstuart.com>

At 01:33 PM 5/24/2002 +0200, Jens Benecke wrote:
> > I'd have to disagree. You'd be amazed what kinds of nastiness can be
> > hidden in traffic disguised as a ping. As with any other traffic, the
> > best policy to follow (in my opinion, of course) is to not allow it if
> > you don't need it.
>
>Please elaborate. I don't see what 'nastiness' can be hidden inside an
>ICMP echo-request packet, unless your TCP/IP stack is really severely
>broken.

I believe he's referring to the various trojans that listen for a specific
sized ping packet before activating.

Chris Shepherd

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