Many Xeon SKUs include the Management Engine, which at times has seemed to share many of the features of AMT/SBT/etc, but its unclear on the exact attack vector

Many Xeon SKUs include the Management Engine, which at times has seemed to share many of the features of AMT/SBT/etc, but its unclear on the exact attack vector for this vulnerability. Having said that, the ME is so opaque, the same type of vulnerability could easily exist.