[ipv6hackers] IPv6 implications on IPv4 nets: IPv6 RAs, IPv4, and VPN "evasion"

[Seth Hall]

On Sep 4, 2012, at 12:22 PM, Marc Heuse <mh at mh-sec.de> wrote:

> Where this is not the case or where there is a bug, this however would
> be a problem. (I remember somone tellimg me that the Cisco VPN client
> has or had this bug, that IPv6 was still possible while IPv4
> connectivity was filtered for non-tunnel destinations.)


It was like this with the Juniper SSL VPN at my previous job.  The VPN software didn't do anything with IPv6 so  anything over IPv6 went through my default gateway.

  .Seth

--
Seth Hall
International Computer Science Institute
(Bro) because everyone has a network
http://www.bro-ids.org/