full-disclosure - Re: Verizon Wireless DNS Tunneling

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Date: Fri, 7 Oct 2011 03:35:22 -0700
From: Dan Kaminsky <dan@...para.com>
To: Marshall Whittaker <marshallwhittaker@...il.com>
Cc: full-disclosure@...ts.grok.org.uk
Subject: Re: Verizon Wireless DNS Tunneling

Works mostly everywhere.  It's apparently enough of a pain in the butt to
deal with, and abused so infrequently, that it's left alone.

On Fri, Oct 7, 2011 at 3:32 AM, Marshall Whittaker <
marshallwhittaker@...il.com> wrote:

> I recently noticed that you can tunnel TCP through DNS (I used iodine) to
> penetrate Verizon Wireless' firewall.  You can connect, and if you can hold
> the connection long enough to make a DNS tunnel, then the connection stays
> up, then use SSH -D to create a proxy server for your traffic. Bottom line
> is, you can use the internet without paying. I made a video of it.  It can
> be seen here:
> http://www.youtube.com/user/Oxagast?blend=2&ob=5#p/u/0/X6oWESQMVd8 I tried
> to contact Verizon on their security blog about it a few weeks ago at
> http://securityblog.verizonbusiness.com/ however, I have not had a
> response.  This technique still works as of this posting.  Maybe this will
> help them get their act together ;-)
>
> --oxagast
>
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