Date: Mon, 4 Aug 1997 13:36:27 -0600 (MDT) From: FreeBSD Mailing List <freebsd@atipa.com> To: "Jonathan A. Zdziarski" <jonz@netrail.net>, ports@freebsd.org, security@freebsd.org Subject: Re: SetUID Message-ID: <Pine.BSF.3.91.970804133131.9513A-100000@dot.ishiboo.com> In-Reply-To: <Pine.BSF.3.91.970804131806.8529A-100000@dot.ishiboo.com>
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On Mon, 4 Aug 1997, FreeBSD Mailing List wrote:
>
> Johnathan,
>
> As far as I know, shell scripts can not bet setuid root. You would need
> to setuid root all the binaries evoked from the shell, which is not a
> great idea.
>
> You could instead write a setuid "wrapper" of some sort that runs a
> shell script (or set of scripts), using c, c++, etc.
>
> Kevin
Here is a simple "wrapper":
-- cut here (wrapper.c) --
#include <stdlib.h>
main()
{
execl("/etc/rc.WHATEVER","WHATEVER",NULL);
}
-- end--
The resulting binary can be setuid root and restricted to your
appropriate /etc/group.
Kevin
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