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Date:      Thu, 26 Feb 2004 11:14:40 +0100
From:      des@des.no (Dag-Erling =?iso-8859-1?q?Sm=F8rgrav?=)
To:        kientzle@acm.org
Cc:        das@freebsd.org
Subject:   Re: Environment Poisoning and login -p
Message-ID:  <xzpwu6a171r.fsf@dwp.des.no>
In-Reply-To: <403CEF67.5040004@kientzle.com> (Tim Kientzle's message of "Wed, 25 Feb 2004 10:54:31 -0800")
References:  <403CEF67.5040004@kientzle.com>

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Tim Kientzle <tim@kientzle.com> writes:
> There's been an ongoing discussion (started by
> Colin Percival's recent work on nologin) about
> environment-poisoning attacks via "login -p".
> [...]

You missed the obvious solution: remove login(1)'s setuid bit so it
only works if you are already root.

DES
--=20
Dag-Erling Sm=F8rgrav - des@des.no



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