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    CVE-2020-8335

    The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad A285, BIOS versions up to r0xuj70w; A485, BIOS versions up to r0wuj65w; T495 BIOS versions up to r12uj55w; T495s/X395, BIOS versions up to r13uj47w, while the emergency-reset button is pressed which may allow for unauthorized access.

    Published:Sep 1, 2020
    Last Modified:Nov 21, 2024
    EPS:Sep 1, 2020
    EPSS Score:0.00072
    CVSS Score:6.1

    Affected Products

    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 T495 Drift
    Vendor
    Lenovo
    Product
    Thinkpad T495 Drift Firmware
    Vendor
    Lenovo
    Product
    Thinkpad T495s Jazz
    Vendor
    Lenovo
    Product
    Thinkpad T495s Jazz Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X1 Carbon \(20bx\)
    Vendor
    Lenovo
    Product
    Thinkpad X1 Carbon \(20bx\) Firmware
    Vendor
    Lenovo
    Product
    Thinkpad X395
    Vendor
    Lenovo
    Product
    Thinkpad X395 Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    CVE-2019-18618 (CVSS 6) — Incorrect access control in the firmware of Synaptics VFS75xx family fingerprint sensors that include external…
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    CVE-2020-8337 (CVSS 6.7) — An unquoted search path vulnerability was reported in versions prior to 1.0.83.0 of the Synaptics Smart Audio …
    CVE-2020-8334 (CVSS 6.1) — The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad T495s, X395, T495, A485, A285, A475, …
    CVE-2020-8323 (CVSS 6.4) — A potential vulnerability in the SMI callback function used in the Legacy SD driver in some Lenovo ThinkPad, T…
    CVE-2020-8320 (CVSS 6.4) — An internal shell was included in BIOS image in some ThinkPad models that could allow escalation of privilege.…
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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