Re: Finding v6 hosts by efficiently mapping ip6.arpa

[Patrik Karlsson <patrik () cqure net>]

On Mon, Apr 2, 2012 at 6:01 AM, David Fifield <david () bamsoftware com> wrote:

> On Sun, Apr 01, 2012 at 03:06:48PM +0200, Patrik Karlsson wrote:
> > On Sat, Mar 31, 2012 at 2:49 PM, Thierry Zoller <Thierry () zoller lu>
> wrote:
> > > This should be of interest to the group
> http://7bits.nl/blog/2012/03/26/finding-v6-hosts-by-efficiently-mapping-ip6-arpa
> > > --
> > > http://blog.zoller.lu
> > > Thierry Zoller
> > >
> > >
> > > _______________________________________________
> > > Sent through the nmap-dev mailing list
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> > > Archived at http://seclists.org/nmap-dev/
> >
> > Thanks Thierry!
> >
> > I just committed an Nmap script called dns-ip6-arpa-scan.nse, that
> > implements the technique.
> > It uses multiple threads to do the lookup and I was amazed by the result.
>
> This is really awesome, and thanks for doign it so quickly. However I
> couldn't get it to run properly when trying to map the addresses around
> nmap.org; I always got an error.
>
> NSE: 'dns-ip6-arpa-scan' (thread: 0x175de40) threw an error!
> /home/david/nmap-git/scripts/dns-ip6-arpa-scan.nse:70: attempt to
> concatenate local 'f' (a table value)
> stack traceback:
>        /home/david/nmap-git/scripts/dns-ip6-arpa-scan.nse:70: in function
> </home/david/nmap-git/scripts/dns-ip6-arpa-scan.nse:52>
>        (tail call): ?
>
> I made these changes and now it seems to work.
>
> David Fifield

Thanks David!

I actually scanned the same segment with a 48 mask yesterday and it worked
great.
Tried you command and it failed. I was having doubts using the same table
for results and pending in the first place.
I've applied your patch in r28379.

Cheers,
Patrik
-- 
Patrik Karlsson
http://www.cqure.net
http://twitter.com/nevdull77
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