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Date:      Tue, 25 Jun 1996 02:22:11 -0700 (PDT)
From:      -Vince- <vince@mercury.gaianet.net>
To:        Don Yuniskis <dgy@rtd.com>
Cc:        dgy@rtd.com, mark@grumble.grondar.za, hackers@FreeBSD.ORG, security@FreeBSD.ORG, chad@mercury.gaianet.net, jbhunt@mercury.gaianet.net
Subject:   Re: I need help on this one - please help me track this guy down!
Message-ID:  <Pine.BSF.3.91.960625022147.21697p-100000@mercury.gaianet.net>
In-Reply-To: <199606250903.CAA01576@seagull.rtd.com>

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On Tue, 25 Jun 1996, Don Yuniskis wrote:

> It seems that -Vince- said:
> > 
> > On Tue, 25 Jun 1996, Don Yuniskis wrote:
> > 
> > > It seems that -Vince- said:
> > > > 	Hmmm, that's only if we had phone support.... We don't :)  but do 
> > > > admins really go run a program that the user said won't run?
> > > 
> > > Well, it *appears* that one of *you* did!  :>
> > 
> > 	Well, jbhunt was the one who gave the user the account and the 
> > user just transferred the root which is /bin/sh with setuid and ran it 
> > and he got root....  
> 
> Um, someone can (and undoubtedly *will* :>) correct me if I'm wrong
> but there's *NO WAY* to install a setuid binary *without* having root
> in the first place!  So, he could copy the program onto your
> machine and the system would strip the "setuid" bit automatically.
> Otherwise, there's no point in the setuid mechanism as anyone could make
> a setuid binary on their own system and just upload it to yours!

	Yeah, that's what I'm trying to figure out...

Vince




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