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Date:      Thu, 2 Jan 2003 20:21:28 -0800
From:      Claus Assmann <freebsd+current@esmtp.org>
To:        freebsd-current@FreeBSD.ORG
Subject:   Re: 5.0-RC2 informal PR: 90 sec sendmail delay
Message-ID:  <20030102202128.A8458@zardoc.esmtp.org>
In-Reply-To: <3E150B9F.3F29FB8E@mindspring.com>; from tlambert2@mindspring.com on Thu, Jan 02, 2003 at 08:03:43PM -0800
References:  <rgptrg1uzx.trg@localhost.localdomain> <3E1352BC.4043921B@mindspring.com> <20030101145232.A391@zardoc.esmtp.org> <3E13D095.FC52B758@mindspring.com> <20030102104810.A27967@zardoc.esmtp.org> <3E14ACAC.2014C867@mindspring.com> <20030102193059.A30727@zardoc.esmtp.org> <3E150B9F.3F29FB8E@mindspring.com>

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On Thu, Jan 02, 2003, Terry Lambert wrote:
> Claus Assmann wrote:
> > On Thu, Jan 02, 2003, Terry Lambert wrote:
> > > Claus Assmann wrote:
> > > > What can you do with smmsp group access?
> > 
> > > Send tons of SPAM.  Execute code as mailuser to raise my priviledge
> > > to root, and then execute code as root.
> > 
> > > 8-).
> > 
> > Show me a way to do the latter. If you can do that, then it's
> > a bug that needs to be fixed.

> If it's a bug that needs to be fixed, it's a bug in the host OS,
> and not something that sendmail can address.

So your claim is wrong. You can't use the mailuser account to raise
your priviledges to root.

> As I said before, I understand the PR problem of having a remote
> exploit be a remote root exploit vs. a remote $MAILUSER exploit:

Ok, let me say it once: this is B.S. This is not a P.R. problem,
it is a real technical problem as I proved to you before.

Since this discussion is off-topic for this list and you are not
able to prove your point, I stop here.

If you want to continue, I invite you to read the sendmail 9 design
document and to tell me which of the parts that involve the security
features of it are flawed.

http://www.sendmail.org/~ca/email/sm-9-rfh.html

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