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    CVE-2020-8321

    A potential vulnerability in the SMI callback function used in the System Lock Preinstallation driver in some Lenovo Notebook and ThinkStation models may allow arbitrary code execution.

    Published:Jun 9, 2020
    Last Modified:Nov 21, 2024
    EPS:Jun 9, 2020
    EPSS Score:0.00137
    CVSS Score:6.4

    Affected Products

    Vendor
    Lenovo
    Product
    130-14ast
    Vendor
    Lenovo
    Product
    130-14ast Firmware
    Vendor
    Lenovo
    Product
    130-14ikb
    Vendor
    Lenovo
    Product
    130-14ikb Firmware
    Vendor
    Lenovo
    Product
    130-15ast
    Vendor
    Lenovo
    Product
    130-15ast Firmware
    Vendor
    Lenovo
    Product
    130-15ikb
    Vendor
    Lenovo
    Product
    130-15ikb Firmware
    Vendor
    Lenovo
    Product
    320c-15ikb
    Vendor
    Lenovo
    Product
    320c-15ikb Firmware
    Vendor
    Lenovo
    Product
    330-14igm
    Vendor
    Lenovo
    Product
    330-14igm Firmware
    Vendor
    Lenovo
    Product
    330-14ikb
    Vendor
    Lenovo
    Product
    330-14ikb Firmware
    Vendor
    Lenovo
    Product
    330-14ikbr
    Vendor
    Lenovo
    Product
    330-14ikbr Firmware
    Vendor
    Lenovo
    Product
    330-15arr
    Vendor
    Lenovo
    Product
    330-15arr Firmware
    Vendor
    Lenovo
    Product
    330-15arr Touch
    Vendor
    Lenovo
    Product
    330-15arr Touch Firmware
    Vendor
    Lenovo
    Product
    330-15ich
    Vendor
    Lenovo
    Product
    330-15ich Firmware
    Vendor
    Lenovo
    Product
    330-15igm
    Vendor
    Lenovo
    Product
    330-15igm Firmware
    Vendor
    Lenovo
    Product
    330-15ikb
    Vendor
    Lenovo
    Product
    330-15ikb Firmware
    Vendor
    Lenovo
    Product
    330-15ikbr
    Vendor
    Lenovo
    Product
    330-15ikbr Firmware
    Vendor
    Lenovo
    Product
    330-15ikbr Touch
    Vendor
    Lenovo
    Product
    330-15ikbr Touch Firmware
    Vendor
    Lenovo
    Product
    330-17ich
    Vendor
    Lenovo
    Product
    330-17ich Firmware
    Vendor
    Lenovo
    Product
    330-17ikb
    Vendor
    Lenovo
    Product
    330-17ikb Firmware
    Vendor
    Lenovo
    Product
    330-17ikbr
    Vendor
    Lenovo
    Product
    330-17ikbr Firmware
    Vendor
    Lenovo
    Product
    330c-14ikb
    Vendor
    Lenovo
    Product
    330c-14ikb Firmware
    Vendor
    Lenovo
    Product
    330c-15ikb
    Vendor
    Lenovo
    Product
    330c-15ikb Firmware
    Vendor
    Lenovo
    Product
    330c-15ikbr
    Vendor
    Lenovo
    Product
    330c-15ikbr Firmware
    Vendor
    Lenovo
    Product
    340c-15igm
    Vendor
    Lenovo
    Product
    340c-15igm Firmware
    Vendor
    Lenovo
    Product
    340c-15ikb
    Vendor
    Lenovo
    Product
    340c-15ikb Firmware
    Vendor
    Lenovo
    Product
    340c-15iwl
    Vendor
    Lenovo
    Product
    340c-15iwl Firmware
    Vendor
    Lenovo
    Product
    530s-14arr
    Vendor
    Lenovo
    Product
    530s-14arr Firmware
    Vendor
    Lenovo
    Product
    530s-14ikb
    Vendor
    Lenovo
    Product
    530s-14ikb Firmware
    Vendor
    Lenovo
    Product
    530s-14iwl
    Vendor
    Lenovo
    Product
    530s-14iwl Firmware
    Vendor
    Lenovo
    Product
    530s-15ikb
    Vendor
    Lenovo
    Product
    530s-15ikb Firmware
    Vendor
    Lenovo
    Product
    530s-15iwl
    Vendor
    Lenovo
    Product
    530s-15iwl Firmware
    Vendor
    Lenovo
    Product
    720s-13arr
    Vendor
    Lenovo
    Product
    720s-13arr Firmware
    Vendor
    Lenovo
    Product
    720s-14ikbr
    Vendor
    Lenovo
    Product
    720s-14ikbr Firmware
    Vendor
    Lenovo
    Product
    C340-14api
    Vendor
    Lenovo
    Product
    C340-14api Firmware
    Vendor
    Lenovo
    Product
    C340-14iml
    Vendor
    Lenovo
    Product
    C340-14iml Firmware
    Vendor
    Lenovo
    Product
    C340-14iwl
    Vendor
    Lenovo
    Product
    C340-14iwl Firmware
    Vendor
    Lenovo
    Product
    C340-15iil
    Vendor
    Lenovo
    Product
    C340-15iil Firmware
    Vendor
    Lenovo
    Product
    C340-15iml
    Vendor
    Lenovo
    Product
    C340-15iml Firmware
    Vendor
    Lenovo
    Product
    C340-15iwl
    Vendor
    Lenovo
    Product
    C340-15iwl Firmware
    Vendor
    Lenovo
    Product
    D330-10igm
    Vendor
    Lenovo
    Product
    D330-10igm Firmware
    Vendor
    Lenovo
    Product
    D335-10igm
    Vendor
    Lenovo
    Product
    D335-10igm Firmware
    Vendor
    Lenovo
    Product
    E4-14arr
    Vendor
    Lenovo
    Product
    E4-14arr Firmware
    Vendor
    Lenovo
    Product
    E43-80 Kbl
    Vendor
    Lenovo
    Product
    E43-80 Kbl Firmware
    Vendor
    Lenovo
    Product
    Flex-14iwl
    Vendor
    Lenovo
    Product
    Flex-14iwl Firmware
    Vendor
    Lenovo
    Product
    Flex-15iwl
    Vendor
    Lenovo
    Product
    Flex-15iwl Firmware
    Vendor
    Lenovo
    Product
    Flex 6-1470
    Vendor
    Lenovo
    Product
    Flex 6-1470 Firmware
    Vendor
    Lenovo
    Product
    Flex 6-14arr
    Vendor
    Lenovo
    Product
    Flex 6-14arr Firmware
    Vendor
    Lenovo
    Product
    Flex 6-14ikb
    Vendor
    Lenovo
    Product
    Flex 6-14ikb Firmware
    Vendor
    Lenovo
    Product
    Ideapad 3 14
    Vendor
    Lenovo
    Product
    Ideapad 3 14 Firmware
    Vendor
    Lenovo
    Product
    Ideapad 3 14iil05
    Vendor
    Lenovo
    Product
    Ideapad 3 14iil05 Firmware
    Vendor
    Lenovo
    Product
    Ideapad 3 15
    Vendor
    Lenovo
    Product
    Ideapad 3 15 Firmware
    Vendor
    Lenovo
    Product
    Ideapad 3 15iil05
    Vendor
    Lenovo
    Product
    Ideapad 3 15iil05 Firmware
    Vendor
    Lenovo
    Product
    Ideapad 3 17iml05
    Vendor
    Lenovo
    Product
    Ideapad 3 17iml05 Firmware
    Vendor
    Lenovo
    Product
    Ideapad 5 15iil05
    Vendor
    Lenovo
    Product
    Ideapad 5 15iil05 Firmware
    Vendor
    Lenovo
    Product
    K43c-80
    Vendor
    Lenovo
    Product
    K43c-80 Firmware
    Vendor
    Lenovo
    Product
    L340-15api
    Vendor
    Lenovo
    Product
    L340-15api Firmware
    Vendor
    Lenovo
    Product
    L340-15api Touch
    Vendor
    Lenovo
    Product
    L340-15api Touch Firmware
    Vendor
    Lenovo
    Product
    L340-15irh
    Vendor
    Lenovo
    Product
    L340-15irh Firmware
    Vendor
    Lenovo
    Product
    L340-15iwl Touch
    Vendor
    Lenovo
    Product
    L340-15iwl Touch Firmware
    Vendor
    Lenovo
    Product
    L340-17api
    Vendor
    Lenovo
    Product
    L340-17api Firmware
    Vendor
    Lenovo
    Product
    L340-17irh
    Vendor
    Lenovo
    Product
    L340-17irh Firmware
    Vendor
    Lenovo
    Product
    L340-17iwl
    Vendor
    Lenovo
    Product
    L340-17iwl Firmware
    Vendor
    Lenovo
    Product
    L3 15iml05
    Vendor
    Lenovo
    Product
    L3 15iml05 Firmware
    Vendor
    Lenovo
    Product
    Legion Y530-15ich
    Vendor
    Lenovo
    Product
    Legion Y530-15ich-1060
    Vendor
    Lenovo
    Product
    Legion Y530-15ich-1060 Firmware
    Vendor
    Lenovo
    Product
    Legion Y530-15ich Firmware
    Vendor
    Lenovo
    Product
    Legion Y540-15 Pg0
    Vendor
    Lenovo
    Product
    Legion Y540-15 Pg0 Firmware
    Vendor
    Lenovo
    Product
    Legion Y540-15irh
    Vendor
    Lenovo
    Product
    Legion Y540-15irh Firmware
    Vendor
    Lenovo
    Product
    Legion Y540-17 Pg0
    Vendor
    Lenovo
    Product
    Legion Y540-17 Pg0 Firmware
    Vendor
    Lenovo
    Product
    Legion Y540-17irh
    Vendor
    Lenovo
    Product
    Legion Y540-17irh Firmware
    Vendor
    Lenovo
    Product
    Legion Y545
    Vendor
    Lenovo
    Product
    Legion Y545 Firmware
    Vendor
    Lenovo
    Product
    Legion Y545 Pg0
    Vendor
    Lenovo
    Product
    Legion Y545 Pg0 Firmware
    Vendor
    Lenovo
    Product
    Legion Y7000 2019
    Vendor
    Lenovo
    Product
    Legion Y7000 2019 Firmware
    Vendor
    Lenovo
    Product
    Legion Y7000 Pg0
    Vendor
    Lenovo
    Product
    Legion Y7000 Pg0 Firmware
    Vendor
    Lenovo
    Product
    Legion Y7000p-1060
    Vendor
    Lenovo
    Product
    Legion Y7000p-1060 Firmware
    Vendor
    Lenovo
    Product
    Legion Y7000p 2019
    Vendor
    Lenovo
    Product
    Legion Y7000p 2019 Firmware
    Vendor
    Lenovo
    Product
    Legion Y7000p Pg0
    Vendor
    Lenovo
    Product
    Legion Y7000p Pg0 Firmware
    Vendor
    Lenovo
    Product
    Legion Y730-15ich
    Vendor
    Lenovo
    Product
    Legion Y730-15ich Firmware
    Vendor
    Lenovo
    Product
    Legion Y730-17ich
    Vendor
    Lenovo
    Product
    Legion Y730-17ich Firmware
    Vendor
    Lenovo
    Product
    Legion Y740-15ichg
    Vendor
    Lenovo
    Product
    Legion Y740-15ichg Firmware
    Vendor
    Lenovo
    Product
    Legion Y740-15irhg
    Vendor
    Lenovo
    Product
    Legion Y740-15irhg Firmware
    Vendor
    Lenovo
    Product
    Legion Y740-17ichg
    Vendor
    Lenovo
    Product
    Legion Y740-17ichg Firmware
    Vendor
    Lenovo
    Product
    Legion Y740-17irhg
    Vendor
    Lenovo
    Product
    Legion Y740-17irhg Firmware
    Vendor
    Lenovo
    Product
    Legion Y9000k 2019
    Vendor
    Lenovo
    Product
    Legion Y9000k 2019 Firmware
    Vendor
    Lenovo
    Product
    Legion Y9000p 2019
    Vendor
    Lenovo
    Product
    Legion Y9000p 2019 Firmware
    Vendor
    Lenovo
    Product
    Lenovo E41-25
    Vendor
    Lenovo
    Product
    Lenovo E41-25 Firmware
    Vendor
    Lenovo
    Product
    Lenovo V320-17ikb
    Vendor
    Lenovo
    Product
    Lenovo V320-17ikb Firmware
    Vendor
    Lenovo
    Product
    Lenovo V720-14ikb
    Vendor
    Lenovo
    Product
    Lenovo V720-14ikb Firmware
    Vendor
    Lenovo
    Product
    Rescuer Y7000
    Vendor
    Lenovo
    Product
    Rescuer Y7000\(1060\)
    Vendor
    Lenovo
    Product
    Rescuer Y7000\(1060\) Firmware
    Vendor
    Lenovo
    Product
    Rescuer Y7000 Firmware
    Vendor
    Lenovo
    Product
    Rescuer Y7000p
    Vendor
    Lenovo
    Product
    Rescuer Y7000p\(1060\)
    Vendor
    Lenovo
    Product
    Rescuer Y7000p\(1060\) Firmware
    Vendor
    Lenovo
    Product
    Rescuer Y7000p Firmware
    Vendor
    Lenovo
    Product
    S145-14
    Vendor
    Lenovo
    Product
    S145-14 Firmware
    Vendor
    Lenovo
    Product
    S145-14igm
    Vendor
    Lenovo
    Product
    S145-14igm Firmware
    Vendor
    Lenovo
    Product
    S145-14ikb
    Vendor
    Lenovo
    Product
    S145-14ikb Firmware
    Vendor
    Lenovo
    Product
    S145-14iwl
    Vendor
    Lenovo
    Product
    S145-14iwl Firmware
    Vendor
    Lenovo
    Product
    S145-15igm
    Vendor
    Lenovo
    Product
    S145-15igm Firmware
    Vendor
    Lenovo
    Product
    S145-15ikb
    Vendor
    Lenovo
    Product
    S145-15ikb Firmware
    Vendor
    Lenovo
    Product
    S145-15iwl
    Vendor
    Lenovo
    Product
    S145-15iwl Firmware
    Vendor
    Lenovo
    Product
    S340-13iml
    Vendor
    Lenovo
    Product
    S340-13iml Firmware
    Vendor
    Lenovo
    Product
    S340-14
    Vendor
    Lenovo
    Product
    S340-14 Firmware
    Vendor
    Lenovo
    Product
    S340-14api
    Vendor
    Lenovo
    Product
    S340-14api Firmware
    Vendor
    Lenovo
    Product
    S340-14iil
    Vendor
    Lenovo
    Product
    S340-14iil Firmware
    Vendor
    Lenovo
    Product
    S340-14iml
    Vendor
    Lenovo
    Product
    S340-14iml Firmware
    Vendor
    Lenovo
    Product
    S340-14iwl
    Vendor
    Lenovo
    Product
    S340-14iwl Firmware
    Vendor
    Lenovo
    Product
    S340-14iwl Touch
    Vendor
    Lenovo
    Product
    S340-14iwl Touch Firmware
    Vendor
    Lenovo
    Product
    S340-15api
    Vendor
    Lenovo
    Product
    S340-15api Firmware
    Vendor
    Lenovo
    Product
    S340-15iml
    Vendor
    Lenovo
    Product
    S340-15iml Firmware
    Vendor
    Lenovo
    Product
    S340-15iwl
    Vendor
    Lenovo
    Product
    S340-15iwl Firmware
    Vendor
    Lenovo
    Product
    S340-15iwl Touch
    Vendor
    Lenovo
    Product
    S340-15iwl Touch Firmware
    Vendor
    Lenovo
    Product
    S530-13iml
    Vendor
    Lenovo
    Product
    S530-13iml Firmware
    Vendor
    Lenovo
    Product
    S530-13iwl
    Vendor
    Lenovo
    Product
    S530-13iwl Firmware
    Vendor
    Lenovo
    Product
    S540-14api
    Vendor
    Lenovo
    Product
    S540-14api Firmware
    Vendor
    Lenovo
    Product
    S540-14iml
    Vendor
    Lenovo
    Product
    S540-14iml Firmware
    Vendor
    Lenovo
    Product
    S540-14iwl
    Vendor
    Lenovo
    Product
    S540-14iwl Firmware
    Vendor
    Lenovo
    Product
    S540-14iwl Touch
    Vendor
    Lenovo
    Product
    S540-14iwl Touch Firmware
    Vendor
    Lenovo
    Product
    S540-15iml
    Vendor
    Lenovo
    Product
    S540-15iml Firmware
    Vendor
    Lenovo
    Product
    S540-15iwl
    Vendor
    Lenovo
    Product
    S540-15iwl Firmware
    Vendor
    Lenovo
    Product
    S540-15iwl Gtx
    Vendor
    Lenovo
    Product
    S540-15iwl Gtx Firmware
    Vendor
    Lenovo
    Product
    S550-14iil
    Vendor
    Lenovo
    Product
    S550-14iil Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P410
    Vendor
    Lenovo
    Product
    Thinkstation P410 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P500
    Vendor
    Lenovo
    Product
    Thinkstation P500 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P510
    Vendor
    Lenovo
    Product
    Thinkstation P510 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P520
    Vendor
    Lenovo
    Product
    Thinkstation P520 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P520c
    Vendor
    Lenovo
    Product
    Thinkstation P520c Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P700
    Vendor
    Lenovo
    Product
    Thinkstation P700 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P710
    Vendor
    Lenovo
    Product
    Thinkstation P710 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P720
    Vendor
    Lenovo
    Product
    Thinkstation P720 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P900
    Vendor
    Lenovo
    Product
    Thinkstation P900 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P910
    Vendor
    Lenovo
    Product
    Thinkstation P910 Firmware
    Vendor
    Lenovo
    Product
    Thinkstation P920
    Vendor
    Lenovo
    Product
    Thinkstation P920 Firmware
    Vendor
    Lenovo
    Product
    V130-14ast
    Vendor
    Lenovo
    Product
    V130-14ast Firmware
    Vendor
    Lenovo
    Product
    V130-14igm
    Vendor
    Lenovo
    Product
    V130-14igm Firmware
    Vendor
    Lenovo
    Product
    V130-14ikb
    Vendor
    Lenovo
    Product
    V130-14ikb Firmware
    Vendor
    Lenovo
    Product
    V130-15ast
    Vendor
    Lenovo
    Product
    V130-15ast Firmware
    Vendor
    Lenovo
    Product
    V145-14ast
    Vendor
    Lenovo
    Product
    V145-14ast Firmware
    Vendor
    Lenovo
    Product
    V145-15ast
    Vendor
    Lenovo
    Product
    V145-15ast Firmware
    Vendor
    Lenovo
    Product
    V320-14ikb
    Vendor
    Lenovo
    Product
    V320-14ikb Firmware
    Vendor
    Lenovo
    Product
    V320-15ikb
    Vendor
    Lenovo
    Product
    V320-15ikb Firmware
    Vendor
    Lenovo
    Product
    V320-17ikbr
    Vendor
    Lenovo
    Product
    V320-17ikbr Firmware
    Vendor
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    Product
    V330-14arr
    Vendor
    Lenovo
    Product
    V330-14arr Firmware
    Vendor
    Lenovo
    Product
    V330-14ast
    Vendor
    Lenovo
    Product
    V330-14ast Firmware
    Vendor
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    Product
    V330-14igm
    Vendor
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    Product
    V330-14igm Firmware
    Vendor
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    Product
    V330-14isk
    Vendor
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    Product
    V330-14isk Firmware
    Vendor
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    Product
    V330-15ast
    Vendor
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    Product
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    Vendor
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    Product
    Wei5-14ikb
    Vendor
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    Product
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    Vendor
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    Xiaoxin-13iml
    Vendor
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    Vendor
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    Xiaoxin-14 2019iwl
    Vendor
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    Xiaoxin-14igm Qc 2019
    Vendor
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    Vendor
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    Xiaoxin-14iwl Qc 2019
    Vendor
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    Vendor
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    Xiaoxin-15 2019iwl
    Vendor
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    Vendor
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    Xiaoxin Air-14iwl 2019
    Vendor
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    Xiaoxin Air-15iwl 2019
    Vendor
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    Xiaoxin Air-15iwl 2019 Firmware
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    Xiaoxin Air 13iwl
    Vendor
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    Product
    Xiaoxin Air 13iwl Firmware
    Vendor
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    Xiaoxin Air 14arr
    Vendor
    Lenovo
    Product
    Xiaoxin Air 14arr Firmware
    Vendor
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    Product
    Xiaoxin Air 14ikbr
    Vendor
    Lenovo
    Product
    Xiaoxin Air 14ikbr Firmware
    Vendor
    Lenovo
    Product
    Xiaoxin Air 14iwl
    Vendor
    Lenovo
    Product
    Xiaoxin Air 14iwl Firmware
    Vendor
    Lenovo
    Product
    Xiaoxin Air 15ikbr
    Vendor
    Lenovo
    Product
    Xiaoxin Air 15ikbr Firmware
    Vendor
    Lenovo
    Product
    Xiaoxin Air 15iwl
    Vendor
    Lenovo
    Product
    Xiaoxin Air 15iwl Firmware
    Vendor
    Lenovo
    Product
    Xx-14kb Qc 2019
    Vendor
    Lenovo
    Product
    Xx-14kb Qc 2019 Firmware
    Vendor
    Lenovo
    Product
    Y7000 2019 1050
    Vendor
    Lenovo
    Product
    Y7000 2019 1050 Firmware
    Vendor
    Lenovo
    Product
    Yoga 530-14arr
    Vendor
    Lenovo
    Product
    Yoga 530-14arr Firmware
    Vendor
    Lenovo
    Product
    Yoga 530-14ikb
    Vendor
    Lenovo
    Product
    Yoga 530-14ikb Firmware
    Vendor
    Lenovo
    Product
    Yoga 720-12ikb
    Vendor
    Lenovo
    Product
    Yoga 720-12ikb Firmware
    Vendor
    Lenovo
    Product
    Yoga 730-13ikb
    Vendor
    Lenovo
    Product
    Yoga 730-13ikb Firmware
    Vendor
    Lenovo
    Product
    Yoga 730-13iwl
    Vendor
    Lenovo
    Product
    Yoga 730-13iwl Firmware
    Vendor
    Lenovo
    Product
    Yoga 730-15ikb
    Vendor
    Lenovo
    Product
    Yoga 730-15ikb Firmware
    Vendor
    Lenovo
    Product
    Yoga 730-15iwl
    Vendor
    Lenovo
    Product
    Yoga 730-15iwl Firmware
    Vendor
    Lenovo
    Product
    Yoga C740-14iml
    Vendor
    Lenovo
    Product
    Yoga C740-14iml Firmware
    Vendor
    Lenovo
    Product
    Yoga C740-15iml
    Vendor
    Lenovo
    Product
    Yoga C740-15iml Firmware
    Vendor
    Lenovo
    Product
    Yoga C930-13ikb
    Vendor
    Lenovo
    Product
    Yoga C930-13ikb Firmware
    Vendor
    Lenovo
    Product
    Yoga C930 Glass
    Vendor
    Lenovo
    Product
    Yoga C930 Glass Firmware
    Vendor
    Lenovo
    Product
    Yoga C940
    Vendor
    Lenovo
    Product
    Yoga C940 Firmware
    Vendor
    Lenovo
    Product
    Yoga S740-14iil
    Vendor
    Lenovo
    Product
    Yoga S740-14iil Firmware
    Vendor
    Lenovo
    Product
    Zhaoyang K42-80
    Vendor
    Lenovo
    Product
    Zhaoyang K42-80 Firmware

    Exploits

    https://github.com/SatheeshGitHub575/external_curl_CVE-2020-8321

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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