Nissan Gives Up Root Shell Thanks To Hacked USB Drive
An Anonymous Coward writes:
A hacker by the name of [ea] has figured out how to get a root shell on the Bosch LCN2kai head unit of their 2015 Xterra, and it looks like the process should be the same for other vehicles in the Nissan family such as the Rogue, Sentra, Altima, and Frontier. If you want to play along at home, all you have to do is write the provided image to a USB flash drive and insert it.
Now for those of us who are a more interested in how this whole process works, [ea] was kind of enough to provide a very detailed account of how the exploit was discovered. Starting with getting a spare Linux-powered head unit out of a crashed Xterra to experiment with, the write-up takes the reader through each discovery and privilege escalation that ultimately leads to the development of a non-invasive hack that doesn't require the user to pull their whole dashboard apart to run.
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