[PLUG] IPv4 address exhaustion - beginning of the end in 8 days

Michael Rasmussen michael at jamhome.us
Thu Jan 27 05:08:44 UTC 2011


On Wed, Jan 26, 2011 at 07:25:22PM -0800, Randal L. Schwartz wrote:
> >>>>> "Michael" == Michael Rasmussen <michael at jamhome.us> writes:
> 
> Michael> Ping me if you like 2001:470:a:4af::2
> 
> Now, here's the scary part:
> 
>     Locohost.local:~ % nmap -6 -v 2001:470:a:4af::2 
> 
>     Starting Nmap 5.21 ( http://nmap.org ) at 2011-01-26 19:23 PST
>     Initiating Ping Scan at 19:23
>     Scanning 2001:470:a:4af::2 [2 ports]
>     Completed Ping Scan at 19:23, 0.05s elapsed (1 total hosts)
>     Initiating System DNS resolution of 1 host. at 19:23
>     Completed System DNS resolution of 1 host. at 19:23, 0.00s elapsed
>     Initiating Connect Scan at 19:23
>     Scanning michaelrpdx-1-pt.tunnel.tserv14.sea1.ipv6.he.net
>     (2001:470:a:4af::2) [1000 ports]
>     Discovered open port 993/tcp on 2001:470:a:4af::2
>     Discovered open port 143/tcp on 2001:470:a:4af::2
>     Discovered open port 113/tcp on 2001:470:a:4af::2
>     Discovered open port 22/tcp on 2001:470:a:4af::2
>     Completed Connect Scan at 19:23, 2.78s elapsed (1000 total ports)
>     Nmap scan report for michaelrpdx-1-pt.tunnel.tserv14.sea1.ipv6.he.net
>     (2001:470:a:4af::2)
>     Host is up (0.076s latency).
>     Not shown: 996 closed ports
>     PORT    STATE SERVICE
>     22/tcp  open  ssh
>     113/tcp open  auth
>     143/tcp open  imap
>     993/tcp open  imaps
> 
>     Read data files from: /opt/local/share/nmap
>     Nmap done: 1 IP address (1 host up) scanned in 2.87 seconds
> 
> If that wasn't already a public-facing machine, and you were counting on
> NAT as a firewall (reasonable until now), time to lock down your machine
> a bit more. :)

It was, I wasn't, scan again?

I do suspect I have more to do on that.

-- 
      Michael Rasmussen, Portland Oregon  
  Trading kilograms for kilometers since 2003
    Be appropriate && Follow your curiosity
          http://www.jamhome.us/
The Fortune Cookie Fortune today is:
I was born fine the first time.



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