Re: Possible compromise ?
From: Peter Rosa (prosa_at_pro.sk)
Date: 01/27/04
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To: <freebsd-security@freebsd.org> Date: Tue, 27 Jan 2004 21:35:15 +0100
Sorry, my syslog is not configured to save auth.* info :-(((
I did not read syslog.conf carefully...
PR
----- Original Message -----
From: "Mark Ogden" <ogden@eng.utah.edu>
To: "Peter Rosa" <prosa@pro.sk>
Cc: <freebsd-security@freebsd.org>
Sent: Tuesday, January 27, 2004 9:28 PM
Subject: Re: Possible compromise ?
> Peter Rosa on Tue, Jan 27, 2004 at 09:23:45PM +0100 wrote:
> > OK, sorry for unclear previous message.
> >
> > In the past, one man teached me the FreeBSD basics and also installed my
> > gateway. In that time, I was not able to install and setup FreeBSD by
> > myself. He left there some holes - e.g. open virtual consoles, unset
> > firewall, etc. As the time went, I learned a lot about Unixes and
FreeBSD
> > and I tried to setup my own firewall, install and setup some programs
(with
> > big help of this and Questions lists, manpages and other books).
> >
> > When I tried to setup more security on that system, except other things,
I
> > disabled all virtual tty's, because there is no need to connect to this
> > machine remotelly (it's located 5 steps from my desk). In the past, that
man
> > connected to my system remotely from various IPs.
> >
> > Now, when I cat /var/log/lastlog, in the very bottom of the file, I can
read
> > some connects from remote machines to ttyp0 and ttyp1.
>
> take a look at the /var/log/auth.log, it will show you everyone that
> remote connected and was denied.
>
> -Mark
>
> >It's impossible for
> > me to retrieve connection dates from that file. Of course, I read man
last,
> > man wtmp, etc., but there is nothing about /var/log/lastlog file.
> >
> > May be, that lines was added in the deep past, when the machine was
open.
> > But may be, it was done in few previous days...
> >
> > I know, if my machine was compromised, it is impossible to believe in
> > anything on that machine (also kernel, sources). So, are there some
other
> > ways to get information about connection dates?
> >
> > Peter Rosa
> >
> > _______________________________________________
> > freebsd-security@freebsd.org mailing list
> > http://lists.freebsd.org/mailman/listinfo/freebsd-security
> > To unsubscribe, send any mail to
"freebsd-security-unsubscribe@freebsd.org"
>
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