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    CVE-2023-4280

    An unvalidated input in Silicon Labs TrustZone implementation in v4.3.x and earlier of the Gecko SDK allows an attacker to access the trusted region of memory from the untrusted region.

    Published:Jan 2, 2024
    Last Modified:Jun 13, 2025
    EPS:Jan 2, 2024
    EPSS Score:0.00073
    CVSS Score:9.3

    Affected Products

    Vendor
    Silabs
    Product
    Gecko Software Development Kit

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

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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