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Date:      Fri, 22 Sep 2000 20:23:19 +0200
From:      Neil Blakey-Milner <nbm@mithrandr.moria.org>
To:        Brett Glass <brett@lariat.org>
Cc:        Dave McKay <dave@mu.org>, Wes Peters <wes@softweyr.com>, security@freebsd.org
Subject:   Re: sysinstall DOESN'T ASK, dangerous defaults! (Was: Re: wats so  special about freeBSD?)
Message-ID:  <20000922202319.A32175@mithrandr.moria.org>
In-Reply-To: <4.3.2.7.2.20000922120415.00c7bdc0@localhost>; from brett@lariat.org on Fri, Sep 22, 2000 at 12:11:25PM -0600
References:  <99016.969437392@winston.osd.bsdi.com> <cjclark@reflexnet.net> <99016.969437392@winston.osd.bsdi.com> <20000920125405.D22272@149.211.6.64.reflexcom.com> <4.3.2.7.2.20000921113652.053d4960@localhost> <20000921210521.A17973@mithrandr.moria.org> <39CA8E45.7DA45048@softweyr.com> <4.3.2.7.2.20000921182152.046d6ee0@localhost> <20000922021207.A90466@elvis.mu.org> <4.3.2.7.2.20000922120415.00c7bdc0@localhost>

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On Fri 2000-09-22 (12:11), Brett Glass wrote:
> >  Telnet *IS* however installed by default on every major OS I can
> >think of.
> 
> It should not be. It sends passwords in the clear. This is not
> acceptable on today's Internet.

Which is fine, except I don't see 'ssh' on the OSen you might be using
to access your machine from remote.  Windows, especially.

> >> I wind up spending hours agonizing over the configuration of every
> >> FreeBSD install I do, because I have to turn off many of the defaults
> >> which could potentially compromise security or waste resources.
> >
> >This is not healthy.  Editing /etc/inetd.conf and /etc/rc.conf shouldn't
> >take one hours, this sounds like a personal problem.
> 
> The fact is that it really CAN take hours to reconfigure FreeBSD to secure
> it. This includes recompiling the kernel (to get IP Filter in there, save
> resources, turn off BPF, etc.), editing rc.conf, editing sshd.conf, and 
> much more.

ipfilter is available as a module, btw.  And a kernel build, even on my
venerable p166mmx doesn't take more than a few minutes.

Can you explain exactly your thought processes as you're editing rc.conf
and sshd.conf?  If we know _what_ you are changing, and why, maybe we'll
be enlightened.  I personally can't take more than a minute editing
rc.conf.  I know that sshd.conf is safe enough - I may bind to a
specific IP, though.

What else is there?  I really can't see how it can take hours.

Neil
-- 
Neil Blakey-Milner
Sunesi Clinical Systems
nbm@mithrandr.moria.org


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