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    CVE-2018-21058

    An issue was discovered on Samsung mobile devices with N(7.0), O(8.0) (exynos7420 or Exynos 8890/8996 chipsets) software. Cache attacks can occur against the Keymaster AES-GCM implementation because T-Tables are used; the Cryptography Extension (CE) is not used. The Samsung ID is SVE-2018-12761 (September 2018).

    Published:Apr 8, 2020
    Last Modified:Nov 21, 2024
    EPS:Apr 8, 2020
    EPSS Score:0.0008
    CVSS Score:9.8

    Affected Products

    Vendor
    Google
    Product
    Android
    Vendor
    Samsung
    Product
    Exynos 7420
    Vendor
    Samsung
    Product
    Exynos 8890
    Vendor
    Samsung
    Product
    Exynos 8996

    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