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Re: [Full-Disclosure] Partial Solution to SUID Problems
- To: full-disclosure@lists.netsys.com
- Subject: Re: [Full-Disclosure] Partial Solution to SUID Problems
- From: Henning Brauer <hb-fulldisclosure@bsws.de>
- Date: Sat, 6 Dec 2003 13:19:40 +0100
On Sat, Dec 06, 2003 at 02:53:58AM -0500, Todd Burroughs wrote:
> If, by "messing up with them", you mean "turning off the suid bit", that
> cannot decrease security. If they think otherwise, they do not know
> what they talk about. Any program that is suid or sgid can either do
> nothing for or decrease your security. I cannot think of any possible
> way that keeping suid/sgid could increase your security. There are some
> exceptions if you want to give people partial root access, like 'sudo'.
please explain how a user should be able to change his password
without a setuid passwd. write access to /etc/spwd.db and pwd.db for
everybody...?
--
Henning Brauer, BS Web Services, http://bsws.de
hb@bsws.de - henning@openbsd.org
Unix is very simple, but it takes a genius to understand the simplicity.
(Dennis Ritchie)
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