ONKYO TX-NR509

I bought new AVR to my home and of course I needed to check out what is under the hood. While reading the manual I noticed that the software licenses included Busybox. It was invite to the challenge to get shell.

Some basic information:

• Model: Onkyo TX-NR509
• Network Capability Delivers Internet Radio and Network Audio Streaming via Ethernet
• Linux inside

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