The CAN bus, the network interface vehicle components use to communicate was, at least as of a few years ago, the source of basically infinite vulnerabilities.
Add in over the air updates or worse, updated bluetooth or radio firmware and you find things like stopping a vehicle remotely at highway speeds[1]
Add in over the air updates or worse, updated bluetooth or radio firmware and you find things like stopping a vehicle remotely at highway speeds[1]
[1] https://fractionalciso.com/the-groundbreaking-2015-jeep-hack...