Full Disclosure mailing list archives

Re: Linksys Routers still Vulnerable to Wps vulnerability.


From: chris nelson <sleekmountaincat () gmail com>
Date: Mon, 13 Feb 2012 16:09:35 -0700

i believe that disabling wps on router still leaves some routers vulnerable
was reported on before.
from
http://arstechnica.com/business/news/2012/01/hands-on-hacking-wifi-protected-setup-with-reaver.ars
"Having demonstrated the insecurity of WPS, I went into the Linksys'
administrative interface and turned WPS off. Then, I relaunched Reaver,
figuring that surely setting the router to manual configuration would block
the attacks at the door. But apparently Reaver didn't get the memo, and the
Linksys' WPS interface still responded to its queries—once again coughing
up the password and SSID. "

the testing i did was in early-mid jan, ill verify my findings again. at
work now, but will let you know about config methods.

On Mon, Feb 13, 2012 at 2:57 PM, Dan Kaminsky <dan () doxpara com> wrote:

That's a fairly significant finding.  Can anyone else confirm the
existence of devices that still fall to Reaver even when WPS is disabled?

Chris, when you run:

iw scan wlan0 | grep “Config methods”

Do you see a difference in advertised methods?


On Mon, Feb 13, 2012 at 3:58 PM, chris nelson <sleekmountaincat () gmail com>wrote:

i have tested reaver on a netgear and linksys (dont have model nos. with
me) with wps disabled and enabled. the wps setting did not matter and both
were vulnerable. was able to recover wpa2 passphrase in ~4 hrs on both.




On Mon, Feb 13, 2012 at 8:32 AM, Dan Kaminsky <dan () doxpara com> wrote:

Steve while he's often derided goes into this very well.  Many cisco's
only stop advertising wps when it is "off" but wps actually still
exists...which means they are still easily hackable.


Have you directly confirmed a WPS exchange can occur even on devices
that aren't advertising support?  That would indeed be a quick and dirty
way to "turn the feature off".



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