The car’s internal 100 Mbps, full duplex ethernet network consists of 3 devices with assiged IP addresses in the 192.168.90.0 subnet, the center console, dashboard/nav screen and one more unknown device. Some ports and services that were open on the devices were:
22 (SSH)
23 (telnet)
53 (open domain)
80 (HTTP)
111 (rpcbind)
2049 (NFS)
6000 (X11)
Port 80 one one device was serving up a web page with the image or media of the current song being played. The operating system is modified version of Ubuntu using an ext3 filesystem.
Using X11 it also appears that an owner was able to somewhat run Firefox on both screens as per the pictures.
Via Farshad Nayeri.