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Bluetooth datasource not working

Open anthok opened this issue 4 years ago • 5 comments

Using a Sena UD100 the hci comes up and appears to start correctly with no errors. However no data is actually seen by kismet.

I’ve verified the adapter is working by using the same adapter with bluelog and that utility is working fine. I’ve tried with Kismet 2019-R2 and 2020-R4, same results.

anthok avatar Oct 19 '20 14:10 anthok

Try the latest nightly builds, other than that unfortunately I have no suggestions unless you're able to find any particular steps that cause it to fail; I have several here running on multiple platforms with no issues so I can't recreate a failure to debug it.

On Mon, Oct 19, 2020 at 10:33 AM Kyle [email protected] wrote:

Using a Sena UD100 the hci comes up and appears to start correctly with no errors. However no data is actually seen by kismet.

I’ve verified the adapter is working by using the same adapter with bluelog and that utility is working fine. I’ve tried with Kismet 2019-R2 and 2020-R4, same results.

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kismetwireless avatar Oct 19 '20 14:10 kismetwireless

I’ll try the nightly, I’m on Ubuntu 20.04 if that helps

anthok avatar Oct 19 '20 14:10 anthok

No luck on nightly. I’ve also tried on 2 separate machines one in a VM the other on bare metal, same issue. The hci device is there and works with other utilities. Kismet starts the capture but no data is seen, what info can I grab that would help?

This seems related to #178.

anthok avatar Oct 19 '20 14:10 anthok

Looks like the issue is related to how Kismet tells the bluetooth controller to start discovery. For whatever reason my UD100 is not actually going into discovery mode when entering adding a data source, this can be verified by using bluetoothctl and checking the controller state.

The fix for me With already Kismet running (and attempting capture on hci0), enter bluetoothctl and manually start discovery, then data will start showing up in Kismet.

Tried bluez 5.50 and 5.53, same issue on both.

anthok avatar Oct 23 '20 19:10 anthok

Ahhh, interesting! That absolutely gives me something to go on, I'll try to automate that; i've been trying to get various system to exhibit the problem without luck, that sounds like something that hopefully can be automated.

On Fri, Oct 23, 2020 at 3:29 PM Kyle [email protected] wrote:

Looks like the issue is related to how Kismet tells the bluetooth controller to start discovery. For whatever reason my UD100 is not actually going into discovery mode when entering adding a data source, this can be verified by using bluetoothctl and checking the controller state.

The fix for me With already Kismet running (and attempting capture on hci0), enter bluetoothctl and manually start discovery, then data will start showing up in Kismet.

Tried bluez 5.50 and 5.53, same issue on both.

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dragorn avatar Oct 23 '20 19:10 dragorn