Date: Thu, 21 Aug 2003 18:23:46 +0200 From: Pawel Jakub Dawidek <nick@garage.freebsd.pl> To: Dan Nelson <dnelson@allantgroup.com> Cc: ari <edelkind-freebsd-hackers@episec.com> Subject: Re: [future patch] dropping user privileges on demand Message-ID: <20030821162346.GM47959@garage.freebsd.pl> In-Reply-To: <20030821065854.GA11586@dan.emsphone.com> References: <20030817181315.GL55671@episec.com> <20030821065854.GA11586@dan.emsphone.com>
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--lbQeYSs6J2ITmUo7 Content-Type: text/plain; charset=iso-8859-2 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Aug 21, 2003 at 01:58:54AM -0500, Dan Nelson wrote: +> Have you taken a look at Cerb? http://cerber.sourceforge.net/ +>=20 +> It does something similar, but uses a C-like language to control a +> processes actions. This lets you get extremely fine-grained control +> (allow httpd to bind to only port 80, once), but the rules run as +> "root", so they can grant as well as revoke privileges. A useful +> modification would be to allow users to submit their own policies that +> can only disallow actions (i.e. all arguments and process variables are +> read-only, and the script can either pass the syscall through or return +> a failure code, nothing else). I'm planing to do so in next CerbNG version, as well as allow jailed-roots to load rules that affects only jailed-processes. --=20 Pawel Jakub Dawidek pawel@dawidek.net UNIX Systems Programmer/Administrator http://garage.freebsd.pl Am I Evil? Yes, I Am! http://cerber.sourceforge.net --lbQeYSs6J2ITmUo7 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.7 (FreeBSD) iQCVAwUBP0TyEj/PhmMH/Mf1AQFJ8QP+PgB+3wyUKyJjQ5jJRjYVz1/+/HiUyjA+ i98+zvfIQU9Vt5VP72T3gbe9Sqku2vMdTJIc4ejDGHuz5yjZTSDt5GGU12oytDO0 Ebm4+1y+UJ02gfC96JYo0YWuIocpd6D6UrTI3173EKTi4i5yV+/NfXtJuEvnFSjZ Bc3rP8Yag1I= =8QZf -----END PGP SIGNATURE----- --lbQeYSs6J2ITmUo7--
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