ssh default security risc
gert.cuykens at gmail.com
Thu Feb 3 16:04:36 PST 2005
On Fri, 04 Feb 2005 00:05:34 +0000, Chris Hodgins
<chodgins at cis.strath.ac.uk> wrote:
> Gert Cuykens wrote:
> > On Thu, 03 Feb 2005 23:34:42 +0000, Chris Hodgins
> > <chodgins at cis.strath.ac.uk> wrote:
> >>Gert Cuykens wrote:
> >>>By default the root ssh is disabled. If a dedicated server x somewhere
> >>>far far away doesn't have root ssh enabled the admin is pretty much
> >>>screwed if they hack his user account and change the user password
> >>>right ?
> >>>So is it not better to enable it by default ?
> >>>freebsd-questions at freebsd.org mailing list
> >>>To unsubscribe, send any mail to "freebsd-questions-unsubscribe at freebsd.org"
> >>Every unix box has a root account. Not every unix box has a jblogs
> >>account. Lets take the example of a brute-force attempt. The first
> >>thing I would do would be to attack roots password. I know the account
> >>exists. Might as well go for the big prize first.
> >>So having a root account enabled is definetly a bad thing.
> > Do you agree a user acount is most of the time more vonerable then the
> > root account ?
> Assuming you know the username then maybe. It depends on the strength
> of the users password. If they are only using private keys with
> passphrases then you probably won't be getting access that way with any
> > If they can hack the root they can defenatly hack a user account too.
> > So i dont see any meaning of disabeling it.
> If they can hack root they own the system and can do what they like. By
> disabling root you remove the option of this happening. Instead they
> have to try and compromise a user account. Once they compromise the
> user account, they then have to gain root access (assuming that is their
> goal). Why bother with the hassle. There are plenty of machines out
> there already with weak root passwords. If a hacker really wants into
> your system he will find a way.
True but the point is without the ssh root enabled there is nothing
you can do about it to stop them if they change your user password
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