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    CVE-2020-8320

    An internal shell was included in BIOS image in some ThinkPad models that could allow escalation of privilege.

    Published:Jun 9, 2020
    Last Modified:Nov 21, 2024
    EPS:Jun 9, 2020
    EPSS Score:0.00047
    CVSS Score:6.4

    Affected Products

    Vendor
    Lenovo
    Product
    Thinkpad 11e
    Vendor
    Lenovo
    Product
    Thinkpad 11e Firmware
    Vendor
    Lenovo
    Product
    Thinkpad 11e Yoga Gen 6
    Vendor
    Lenovo
    Product
    Thinkpad 11e Yoga Gen 6 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad 13
    Vendor
    Lenovo
    Product
    Thinkpad 13 2nd Gen
    Vendor
    Lenovo
    Product
    Thinkpad 13 2nd Gen Firmware
    Vendor
    Lenovo
    Product
    Thinkpad 13 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad A275
    Vendor
    Lenovo
    Product
    Thinkpad A275 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad A285
    Vendor
    Lenovo
    Product
    Thinkpad A285 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad A475
    Vendor
    Lenovo
    Product
    Thinkpad A475 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad A485
    Vendor
    Lenovo
    Product
    Thinkpad A485 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E14
    Vendor
    Lenovo
    Product
    Thinkpad E14 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E15
    Vendor
    Lenovo
    Product
    Thinkpad E15 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E455
    Vendor
    Lenovo
    Product
    Thinkpad E455 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E460
    Vendor
    Lenovo
    Product
    Thinkpad E460 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E465
    Vendor
    Lenovo
    Product
    Thinkpad E465 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E470
    Vendor
    Lenovo
    Product
    Thinkpad E470 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E475
    Vendor
    Lenovo
    Product
    Thinkpad E475 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E480
    Vendor
    Lenovo
    Product
    Thinkpad E480 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E485
    Vendor
    Lenovo
    Product
    Thinkpad E485 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E490
    Vendor
    Lenovo
    Product
    Thinkpad E490 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E490s
    Vendor
    Lenovo
    Product
    Thinkpad E490s Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E555
    Vendor
    Lenovo
    Product
    Thinkpad E555 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E560
    Vendor
    Lenovo
    Product
    Thinkpad E560 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E560p
    Vendor
    Lenovo
    Product
    Thinkpad E560p Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E565
    Vendor
    Lenovo
    Product
    Thinkpad E565 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E570
    Vendor
    Lenovo
    Product
    Thinkpad E570 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E575
    Vendor
    Lenovo
    Product
    Thinkpad E575 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E580
    Vendor
    Lenovo
    Product
    Thinkpad E580 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E585
    Vendor
    Lenovo
    Product
    Thinkpad E585 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad E590
    Vendor
    Lenovo
    Product
    Thinkpad E590 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L13
    Vendor
    Lenovo
    Product
    Thinkpad L13 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L1415
    Vendor
    Lenovo
    Product
    Thinkpad L1415 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L380
    Vendor
    Lenovo
    Product
    Thinkpad L380 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L380 Yoga
    Vendor
    Lenovo
    Product
    Thinkpad L380 Yoga Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L390 Yoga
    Vendor
    Lenovo
    Product
    Thinkpad L390 Yoga Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L460
    Vendor
    Lenovo
    Product
    Thinkpad L460 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L470
    Vendor
    Lenovo
    Product
    Thinkpad L470 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L480
    Vendor
    Lenovo
    Product
    Thinkpad L480 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L490
    Vendor
    Lenovo
    Product
    Thinkpad L490 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L560
    Vendor
    Lenovo
    Product
    Thinkpad L560 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L570
    Vendor
    Lenovo
    Product
    Thinkpad L570 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L580
    Vendor
    Lenovo
    Product
    Thinkpad L580 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad L590
    Vendor
    Lenovo
    Product
    Thinkpad L590 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P1
    Vendor
    Lenovo
    Product
    Thinkpad P1 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P43s
    Vendor
    Lenovo
    Product
    Thinkpad P43s Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P50
    Vendor
    Lenovo
    Product
    Thinkpad P50 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P50s
    Vendor
    Lenovo
    Product
    Thinkpad P50s Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P51
    Vendor
    Lenovo
    Product
    Thinkpad P51 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P51s
    Vendor
    Lenovo
    Product
    Thinkpad P51s Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P52
    Vendor
    Lenovo
    Product
    Thinkpad P52 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P52s
    Vendor
    Lenovo
    Product
    Thinkpad P52s Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P53
    Vendor
    Lenovo
    Product
    Thinkpad P53 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P53s
    Vendor
    Lenovo
    Product
    Thinkpad P53s Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P70
    Vendor
    Lenovo
    Product
    Thinkpad P70 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P71
    Vendor
    Lenovo
    Product
    Thinkpad P71 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P72
    Vendor
    Lenovo
    Product
    Thinkpad P72 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad P73
    Vendor
    Lenovo
    Product
    Thinkpad P73 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad R14
    Vendor
    Lenovo
    Product
    Thinkpad R14 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad R490
    Vendor
    Lenovo
    Product
    Thinkpad R490 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad R590
    Vendor
    Lenovo
    Product
    Thinkpad R590 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad S1
    Vendor
    Lenovo
    Product
    Thinkpad S1 3rd
    Vendor
    Lenovo
    Product
    Thinkpad S1 3rd Firmware
    Vendor
    Lenovo
    Product
    Thinkpad S1 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad S2 Yoga 3rd Gen
    Vendor
    Lenovo
    Product
    Thinkpad S2 Yoga 3rd Gen Firmware
    Vendor
    Lenovo
    Product
    Thinkpad S2 Yoga 4th Gen
    Vendor
    Lenovo
    Product
    Thinkpad S2 Yoga 4th Gen Firmware
    Vendor
    Lenovo
    Product
    Thinkpad S3
    Vendor
    Lenovo
    Product
    Thinkpad S3 3rd Gen
    Vendor
    Lenovo
    Product
    Thinkpad S3 3rd Gen Firmware
    Vendor
    Lenovo
    Product
    Thinkpad S3 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad S3 Gen 2
    Vendor
    Lenovo
    Product
    Thinkpad S3 Gen 2 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad S5
    Vendor
    Lenovo
    Product
    Thinkpad S5 2nd Gen
    Vendor
    Lenovo
    Product
    Thinkpad S5 2nd Gen Firmware
    Vendor
    Lenovo
    Product
    Thinkpad S5 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T25
    Vendor
    Lenovo
    Product
    Thinkpad T25 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T460
    Vendor
    Lenovo
    Product
    Thinkpad T460 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T460p
    Vendor
    Lenovo
    Product
    Thinkpad T460p Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T460s
    Vendor
    Lenovo
    Product
    Thinkpad T460s Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T470
    Vendor
    Lenovo
    Product
    Thinkpad T470 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T470p
    Vendor
    Lenovo
    Product
    Thinkpad T470p Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T470s
    Vendor
    Lenovo
    Product
    Thinkpad T470s Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T480
    Vendor
    Lenovo
    Product
    Thinkpad T480 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T480s
    Vendor
    Lenovo
    Product
    Thinkpad T480s Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T490
    Vendor
    Lenovo
    Product
    Thinkpad T490 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T490s
    Vendor
    Lenovo
    Product
    Thinkpad T490s Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T495
    Vendor
    Lenovo
    Product
    Thinkpad T495 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T495s
    Vendor
    Lenovo
    Product
    Thinkpad T495s Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T560
    Vendor
    Lenovo
    Product
    Thinkpad T560 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T570
    Vendor
    Lenovo
    Product
    Thinkpad T570 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T580
    Vendor
    Lenovo
    Product
    Thinkpad T580 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T590
    Vendor
    Lenovo
    Product
    Thinkpad T590 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X1 Carbon
    Vendor
    Lenovo
    Product
    Thinkpad X1 Carbon Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X1 Extreme
    Vendor
    Lenovo
    Product
    Thinkpad X1 Extreme Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X1 Tablet
    Vendor
    Lenovo
    Product
    Thinkpad X1 Tablet Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X1 Yoga
    Vendor
    Lenovo
    Product
    Thinkpad X1 Yoga Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X260
    Vendor
    Lenovo
    Product
    Thinkpad X260 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X270
    Vendor
    Lenovo
    Product
    Thinkpad X270 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X280
    Vendor
    Lenovo
    Product
    Thinkpad X280 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X380 Yoga
    Vendor
    Lenovo
    Product
    Thinkpad X380 Yoga Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X390
    Vendor
    Lenovo
    Product
    Thinkpad X390 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X390 Yoga
    Vendor
    Lenovo
    Product
    Thinkpad X390 Yoga Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X395
    Vendor
    Lenovo
    Product
    Thinkpad X395 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad Yoga 11e 3rd Gen
    Vendor
    Lenovo
    Product
    Thinkpad Yoga 11e 3rd Gen Firmware
    Vendor
    Lenovo
    Product
    Thinkpad Yoga 11e 4th Gen
    Vendor
    Lenovo
    Product
    Thinkpad Yoga 11e 4th Gen Firmware
    Vendor
    Lenovo
    Product
    Thinkpad Yoga 11e 5th Gen
    Vendor
    Lenovo
    Product
    Thinkpad Yoga 11e 5th Gen Firmware
    Vendor
    Lenovo
    Product
    Thinkpad Yoga 260
    Vendor
    Lenovo
    Product
    Thinkpad Yoga 260 Firmware
    Vendor
    Lenovo
    Product
    Thinkpad Yoga 370
    Vendor
    Lenovo
    Product
    Thinkpad Yoga 370 Firmware

    Exploits

    No exploit reference

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High