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    CVE-2023-23119

    The use of the cyclic redundancy check (CRC) algorithm for integrity check during firmware update makes Ubiquiti airFiber AF2X Radio firmware version 3.2.2 and earlier vulnerable to firmware modification attacks. An attacker can conduct a man-in-the-middle (MITM) attack to modify the new firmware image and bypass the checksum verification.

    Published:Feb 2, 2023
    Last Modified:Mar 26, 2025
    EPS:Feb 2, 2023
    EPSS Score:0.00036
    CVSS Score:5.9

    Affected Products

    Vendor
    Ui
    Product
    Af-2x
    Vendor
    Ui
    Product
    Af-2x Firmware

    Exploits

    https://hackmd.io/%40slASVrz_SrW7NQCsunofeA/SkYce4f5ohttps://hackmd.io/%40slASVrz_SrW7NQCsunofeA/SkYce4f5o

    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