Firmware Authentication Bypass
||4th Gen Intel® Core™ Processor, 5th Gen Intel® Core™ Processor, 6th Gen Intel® Core™ Processor, and 7th Gen Intel® Core™ Processor|
|Impact of vulnerability:
||Escalation of Privilege
Potential security vulnerability allowing bypass of firmware authentication and incorrect TPM measurement of system firmware.
Platform sample code firmware included with 4th Gen Intel® Core™ Processor (Haswell), 5th Gen Intel® Core™ Processor (Broadwell), 6th Gen Intel® Core™ Processor (Skylake), and 7th Gen Intel® Core™ Processor (Kaby Lake) contains a logic error potentially allowing a physical attacker to bypass firmware authentication.
• High - 7.6 CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Logic error in platform sample code firmware included with 4th Gen Intel® Core™ Processor (Haswell), 5th Gen Intel® Core™ Processor (Broadwell), 6th Gen Intel® Core™ Processor (Skylake), and 7th Gen Intel® Core™ Processor (Kaby Lake) potentially allows a physical attacker to exploit incorrect TPM measurement of system firmware.
• Medium 6.8 - CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
• 4th Gen Intel® Core™ Processor
• 5th Gen Intel® Core™ Processor
• 6th Gen Intel® Core™ Processor
• 7th Gen Intel® Core™ Processor
Intel released updated firmware to address this issue and recommends that end-users contact their system manufacturers for updated system firmware.
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