OSEC

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From: Alfred Perlstein (brightwintelcom.net)
Date: Mon Mar 05 2001 - 14:08:25 CST

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    * Evren Yurtesen <yurtesenispro.net.tr> [010305 11:30] wrote:
    > cant it be a person who has a shell and execute some daemons etc ? like
    > ircd?
    >
    > why does he need to reinstall his system?

    Because if the box is reporting port 31337 as the 'elite' service
    it means someone most likely has modified /etc/services which
    indicates that they have attained elevated privs somehow.

    >
    > Evren
    >
    > > dce <dcesquish.org> writes:
    > > > I have noticed the following ports open on my FreeBSD 4.2-STABLE machine
    > > >
    > > > 31337/tcp open Elite
    > > > 6667/tcp open irc
    > >
    > > You're owned. Take your box off the net, take a backup, reinstall from
    > > trusted media (preferably original CD-ROMs from BSDI), transfer data
    > > (*no* executables, scripts or configuration files!) from backup. And
    > > get some security clue; the security(7) man page is a good place to
    > > start, though far from complete.
    > >
    > > DES
    > > --
    > > Dag-Erling Smorgrav - desofug.org
    > >
    > > To Unsubscribe: send mail to majordomoFreeBSD.org
    > > with "unsubscribe freebsd-security" in the body of the message
    > >
    >
    >
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    -- 
    -Alfred Perlstein - [brightwintelcom.net|alfredfreebsd.org]
    

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