Firewall Wizards mailing list archives

Re: Q on external router


From: Roger Marquis <marquis () roble com>
Date: Fri, 24 Apr 1998 07:25:44 -0700 (PDT)

On Thu, 23 Apr 1998 tqbf () secnet com wrote:
confidence in Sendmail, to the point where I'd be willing to consider
deploying VMailer in circumstances where Sendmail's lack of reliability is
prohibitive.

We hear about sendmail's lack of reliability but I am not aware of any
security problems since version 8.8.5, that's 4 releases ago.  If you're
going to discount software because it had bugs in a previous release then
you'd have to pass on 99% of the firewall technology available today. 

The same logic should be applied to DMZ switches.  Has anyone ever
documented a break-in due to a leaking switch?  Even if you could break-in
to a DMZ machine, and even if you could use that machine to send a large
number of bogus arps, and even if the switch would then start passing any
pack to all ports, and if you could then snoop that traffic...
seems very unlikely.

Roger Marquis
Roble Systems Consulting
http://www.roble.com/consulting



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