[Gllug] Non-existent user in /var/log/secure

Alain Williams addw at phcomp.co.uk
Wed Jun 24 15:20:49 UTC 2009


On Wed, Jun 24, 2009 at 02:48:10PM +0100, gvimrc wrote:
> Peter Corlett wrote:
> > On Wed, Jun 24, 2009 at 02:14:06PM +0100, gvimrc wrote:
> > 
> > That looks awfully like you're being ssh scanned by a worm. Apart from the
> > light bandwidth drain and filling your logs, it's harmless provided you have
> > strong passwords on all of your accounts.
> > 
> 
> SSH is running on a non-standard port on this machine. Dovecot offers POP3 but I've firewalled it to limit access from a handful of IPs.

pop3 or pop3s ?
Ought to be the latter... especially if the same passwords are used as those to login.

-- 
Alain Williams
Linux/GNU Consultant - Mail systems, Web sites, Networking, Programmer, IT Lecturer.
+44 (0) 787 668 0256  http://www.phcomp.co.uk/
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Past chairman of UKUUG: http://www.ukuug.org/
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