Date: 25 Jul 1996 17:26:47 -0400 From: Michael Graff <explorer@flame.org> To: mike@NetworX.ie Cc: FreeBSD Bugs <freebsd-bugs@freebsd.org> Subject: Re: sendmail is suid root -- correct? Message-ID: <v6hgqw9g88.fsf@kechara.flame.org> In-Reply-To: Michael Ryan's message of Wed, 24 Jul 1996 22:28:49 BST References: <ECS9607242249A@NetworX.ie>
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Michael Ryan <mike@NetworX.ie> writes: > On my FreeBSD 2.1 box, sendmail is suid root. > This means anybody can do a "sendmail -q", > which I don't want them to be able to do. > The sysadmin should have (sole) control over mail > queue management. This is a problem, since you can't really hide the binary, and you can't remove the setuid bits. There was a lot of talk about non-root mail programs. I think I'll be looking into qmail myself. > Is it correct that sendmail should be suid-root? Yes. > If I remove the suid bit, what are the repercussions? Mail will stop working I suspect. Try it. :) --Michael
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