[lug] performing security checks...

C Menzes charles at lunarmedia.net
Wed Dec 20 11:34:27 MST 2000


6000-6063 are used for the Xserver. If something is being opened on port
6000 and you're running x, i think you are okay. if something should open
up on a port 6001-6063, then i would look into it. it could mean that
someone is trying to pop a remote x session from your machine.


On Wed, 20 Dec 2000, Scott A. Herod wrote:

> [Cool, every time I tried to actually reply to this message, Netscape
> 4.76 died a quick death.]
> 
> > On a similar note, how would I find what is actually opening a port for listening
> > so I can investigate the messages about port 6000 being opened?  I've looked at
> > the security logs in /var/logs and don't see anything giving me more info than I
> > already have.
> 
> Is port 6000 the X server?  I hope so because that's what my
> machine reports.  Use 'lsof -i' as root to see what process
> is watching which port.  
> 
> Also, while not a guarantee, see if a line like:
> 
> rpm --verify `rpm --query -f \`which lsof\``
> 
> reports any errors first.  See the rpm manpage to interpret any
> response.
> 
> Scott
> 
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