on top of meltdown/spectre, intel ME , amd PSP and Intel HT goof comes yet more hardware issues:
Several serious security issues were uncovered during my research.
Vulnerabilities such as pre auth remote root code execution, as well as a
hardcoded backdoor admin account which can NOT be changed. The backdoor
also allows for pre auth remote root code execution on the affected device.
this one can be exploited remotely …