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Date:      Tue, 24 Jul 2001 19:16:16 -0400
From:      Pierre-Luc =?iso-8859-1?Q?Lesp=E9rance?= <silence@oksala.org>
To:        security@freebsd.org
Subject:   Re: Security Check Diffs Question
Message-ID:  <3B5E01C0.4234B000@oksala.org>
References:  <200107241632.LAA05639@chrome.jdl.com>

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Jon Loeliger wrote:
> 
> Hi Folks,
> 
> This morning, on a machine that's been up for 33 days,
> I suddenly saw these /etc/security diffs:
> 
> <host> setuid diffs:
> 20,22c20,22
> < 8047 -r-sr-xr-x  6 root  wheel  32184 Nov 20 06:01:52 2000 /usr/bin/chfn
> < 8047 -r-sr-xr-x  6 root  wheel  32184 Nov 20 06:01:52 2000 /usr/bin/chpass
> < 8047 -r-sr-xr-x  6 root  wheel  32184 Nov 20 06:01:52 2000 /usr/bin/chsh
> ---
> > 8047 -r-sr-xr-x  5 root  wheel  32184 Nov 20 06:01:52 2000 /usr/bin/chfn
> > 8047 -r-sr-xr-x  5 root  wheel  32184 Nov 20 06:01:52 2000 /usr/bin/chpass
> > 8047 -r-sr-xr-x  5 root  wheel  32184 Nov 20 06:01:52 2000 /usr/bin/chsh
> 53,55c53,55
> < 8047 -r-sr-xr-x  6 root  wheel  32184 Nov 20 06:01:52 2000 /usr/bin/ypchfn
> < 8047 -r-sr-xr-x  6 root  wheel  32184 Nov 20 06:01:52 2000 /usr/bin/ypchpass
> < 8047 -r-sr-xr-x  6 root  wheel  32184 Nov 20 06:01:52 2000 /usr/bin/ypchsh
> ---
> > 8270 -r-sr-xr-x  1 root  wheel  32184 Nov 20 06:01:52 2000 /usr/bin/ypchfn
> > 8047 -r-sr-xr-x  5 root  wheel  32184 Nov 20 06:01:52 2000 /usr/bin/ypchpass
> > 8047 -r-sr-xr-x  5 root  wheel  32184 Nov 20 06:01:52 2000 /usr/bin/ypchsh

If your box is not really* important. You sould lets it like that 
and wait for the return of the Evil telnetd cracker (if any) and mail 
a little paper to is ISP.

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