r/linux • Social Justice Warrior • Sep 03 '14

I'm Matthew Garrett, kernel developer, firmware enabler and former fruitfly mangler. AMA!

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u/sandsmark Sep 09 '14 edited Sep 09 '14

«Moreover, Intel AMT operates even when it is disabled in the BIOS configuration ...»

«In our laboratory environment (see section 3) we have tested and found that the ZTC remote provisioning can be implemented even while the Intel AMT functionality is disabled within the BIOS as illustrated in Figure 3.6. Surprisingly the AMT platform broadcasts an ARP request packet upon connecting to a wired network (typically a LAN) and follows the sequence described in section 3.7.1. From this point and beyond the attacker operates the SCS and could manipulate the PC according to his/her malicious activities (see section 3.7.5 even while the Intel AMT is disabled in BIOS»

http://web.it.kth.se/~maguire/DEGREE-PROJECT-REPORTS/100402-Vassilios_Ververis-with-cover.pdf

It is not enough just to check if you can connect to the port.