Date: Fri, 2 Aug 1996 15:22:54 -0700 (PDT) From: Tom Samplonius <tom@sdf.com> To: pius@ienet.com Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: su question Message-ID: <Pine.NEB.3.94.960802151945.23891A-100000@misery.sdf.com> In-Reply-To: <199608022120.OAA28784@iago.ienet.com>
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On Fri, 2 Aug 1996 pius@ienet.com wrote: > Just out of curiosity, > > when someone does an su to root, why does su check that the > username is explicitly listed as a member of group 0 in /etc/group > instead of just making sure that the user is part of that group > with getgroups(2)? In other words, why should a user with a group > ID of 0 in /etc/passwd also have to be listed as a member of wheel > in /etc/group in order to su to root? > > Thanks, > Pius For security reasons. Tom
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