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    CVE-2021-38789

    Allwinner R818 SoC Android Q SDK V1.0 is affected by an incorrect access control vulnerability that does not check the caller's permission, in which a third-party app could change system settings.

    Published:Jan 19, 2022
    Last Modified:Nov 21, 2024
    EPS:Jan 19, 2022
    EPSS Score:0.00237
    CVSS Score:7.5

    Affected Products

    Vendor
    Allwinnertech
    Product
    Android Q Sdk
    Vendor
    Allwinnertech
    Product
    R818

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-862 Missing Authorization

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-665 Exploitation of Thunderbolt Protection Flaws

    Related CVEs

    CVE-2021-38788 (CVSS 7.5) — The Background service in Allwinner R818 SoC Android Q SDK V1.0 is used to manage background applications. Mal…
    CVE-2021-38787 (CVSS 7.5) — There is an integer overflow in the ION driver "/dev/ion" of Allwinner R818 SoC Android Q SDK V1.0 that could …
    CVE-2021-38786 (CVSS 7.5) — There is a NULL pointer dereference in media/libcedarc/vdecoder of Allwinner R818 SoC Android Q SDK V1.0, whic…
    CVE-2021-38785 (CVSS 7.5) — There is a NULL pointer deference in the Allwinner R818 SoC Android Q SDK V1.0 camera driver /dev/cedar_dev th…
    CVE-2021-38784 (CVSS 7.5) — There is a NULL pointer dereference in the syscall open_exec function of Allwinner R818 SoC Android Q SDK V1.0…
    CVE-2021-38783 (CVSS 7.5) — There is a Out-of-Bound Write in the Allwinner R818 SoC Android Q SDK V1.0 camera driver "/dev/cedar_dev" thro…

    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