[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Problem with my config?
> > ATTACHMENT part 2 application/octet-stream name=pf.conf.20041015
> I took a look and I can say that you should redesign the whole thing. The
> common and effective
> strategy is to take a block (in ext_if) by default stance. Then, still
> common, because it
> makes things simple, you allow all traffic out and keep state on it.
Actually, I already do that. The "block log all" takes care of that.
> This rule is allowing your box to be attacked:
> pass in log on $ext_if proto tcp from any to <protected> port $tcp_in keep
> Where port 22 is included in $tcp_in. Why are you allowing hosts to connect
> to your box from
> the internet? Do *you* need to do this? Very bad idea. If you must then at
> least make it so
> sshd will not allow root to connect directly (see /etc/ssh/sshd_config and
> look at
> PermitRootLogin parameter). You may also want to be less open by not using
> the "any" keyword.
Yes I do need this. My boss and I frequently ssh to the computers behind the
It's not so much that I'm concerned about the attacks as I am about why traffic
is getting through that shouldn't be. After I added an IP to my block list,
some packets still got through (although most do not).
"An eye for an eye soon makes the whole world blind."