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    CVE-2021-3310

    Western Digital My Cloud OS 5 devices before 5.10.122 mishandle Symbolic Link Following on SMB and AFP shares. This can lead to code execution and information disclosure (by reading local files).

    Published:Mar 10, 2021
    Last Modified:Nov 21, 2024
    EPS:Mar 10, 2021
    EPSS Score:0.01145
    CVSS Score:7.8

    Affected Products

    Vendor
    Westerndigital
    Product
    My Cloud Dl2100
    Vendor
    Westerndigital
    Product
    My Cloud Dl4100
    Vendor
    Westerndigital
    Product
    My Cloud Ex2100
    Vendor
    Westerndigital
    Product
    My Cloud Ex2 Ultra
    Vendor
    Westerndigital
    Product
    My Cloud Ex4100
    Vendor
    Westerndigital
    Product
    My Cloud Mirror Gen 2
    Vendor
    Westerndigital
    Product
    My Cloud Os
    Vendor
    Westerndigital
    Product
    My Cloud Pr2100
    Vendor
    Westerndigital
    Product
    My Cloud Pr4100

    Exploits

    https://github.com/piffd0s/CVE-2021-3310

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    CVE-2023-22814 (CVSS 10) — An authentication bypass issue via spoofing was discovered in the token-based authentication mechanism that co…
    CVE-2023-22815 (CVSS 6.2) — Post-authentication remote command injection vulnerability in Western Digital My Cloud OS 5 devices that could…
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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