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    CVE-2022-20021

    In Bluetooth, there is a possible application crash due to bluetooth does not properly handle the reception of multiple LMP_host_connection_req. This could lead to remote denial of service of bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06198513; Issue ID: ALPS06198513.

    Published:Jan 4, 2022
    Last Modified:Nov 21, 2024
    EPS:Jan 4, 2022
    EPSS Score:0.00785
    CVSS Score:6.5

    Affected Products

    Vendor
    Google
    Product
    Android
    Vendor
    Mediatek
    Product
    Awus036nh
    Vendor
    Mediatek
    Product
    Mt6580
    Vendor
    Mediatek
    Product
    Mt6630
    Vendor
    Mediatek
    Product
    Mt6735
    Vendor
    Mediatek
    Product
    Mt6737
    Vendor
    Mediatek
    Product
    Mt6739
    Vendor
    Mediatek
    Product
    Mt6750s
    Vendor
    Mediatek
    Product
    Mt6753
    Vendor
    Mediatek
    Product
    Mt6755s
    Vendor
    Mediatek
    Product
    Mt6757
    Vendor
    Mediatek
    Product
    Mt6757c
    Vendor
    Mediatek
    Product
    Mt6757cd
    Vendor
    Mediatek
    Product
    Mt6757ch
    Vendor
    Mediatek
    Product
    Mt6763
    Vendor
    Mediatek
    Product
    Mt6771
    Vendor
    Mediatek
    Product
    Mt7662t
    Vendor
    Mediatek
    Product
    Mt7663
    Vendor
    Mediatek
    Product
    Mt7668
    Vendor
    Mediatek
    Product
    Mt8163
    Vendor
    Mediatek
    Product
    Mt8167
    Vendor
    Mediatek
    Product
    Mt8167s
    Vendor
    Mediatek
    Product
    Mt8173
    Vendor
    Mediatek
    Product
    Mt8183
    Vendor
    Mediatek
    Product
    Mt8321
    Vendor
    Mediatek
    Product
    Mt8362a
    Vendor
    Mediatek
    Product
    Mt8362b
    Vendor
    Mediatek
    Product
    Mt8385
    Vendor
    Mediatek
    Product
    Mt8765
    Vendor
    Mediatek
    Product
    Mt8788

    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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    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
    CVE-2022-20021 — Google, Mediatek (Medium 6.5) | CVE-DB