Unauthenticated Root Access to the Enphase IQ Gateway
Motivation One day, my IQ Gateway stopped working. The IQ Gateway is a device from Enphase designed to collect solar panel production data, and optionally consumption data, and then report it to the cloud. It also provides per-panel data from each microinverter. Since I was busy, I didn’t get to check on it immediately. When I eventually took a look, I noticed the device on the network, but the local API was non-functional. I also noticed that the device showed as offline in the mobile app. When I looked at the device, I saw all four lights flashing red. ...