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    CVE-2021-45382

    A Remote Command Execution (RCE) vulnerability exists in all series H/W revisions D-link DIR-810L, DIR-820L/LW, DIR-826L, DIR-830L, and DIR-836L routers via the DDNS function in ncc2 binary file. Note: DIR-810L, DIR-820L, DIR-830L, DIR-826L, DIR-836L, all hardware revisions, have reached their End of Life ("EOL") /End of Service Life ("EOS") Life-Cycle and as such this issue will not be patched.

    Published:Feb 17, 2022
    Last Modified:Nov 10, 2025
    EPS:Feb 17, 2022
    EPSS Score:0.9423
    CVSS Score:9.8

    CISA Notification

    Description

    A Remote Command Execution (RCE) vulnerability exists in all series H/W revisions D-link DIR-810L, DIR-820L/LW, DIR-826L, DIR-830L, and DIR-836L routers via the DDNS function in ncc2 binary file. Note: DIR-810L, DIR-820L, DIR-830L, DIR-826L, DIR-836L, all hardware revisions, have reached their End of Life ("EOL") /End of Service Life ("EOS") Life-Cycle and as such this issue will not be patched.

    Required Action:

    The impacted product is end-of-life and should be disconnected if still in use.

    Notes:

    No extra notes provided.

    Due Date
    Apr 25, 2022
    1600 days ago
    Alert Date
    Apr 4, 2022
    1621 days ago

    Affected Products

    Vendor
    Dlink
    Product
    Dir-810l
    Vendor
    Dlink
    Product
    Dir-810l Firmware
    Vendor
    Dlink
    Product
    Dir-820l
    Vendor
    Dlink
    Product
    Dir-820l Firmware
    Vendor
    Dlink
    Product
    Dir-820lw
    Vendor
    Dlink
    Product
    Dir-820lw Firmware
    Vendor
    Dlink
    Product
    Dir-826l
    Vendor
    Dlink
    Product
    Dir-826l Firmware
    Vendor
    Dlink
    Product
    Dir-830l
    Vendor
    Dlink
    Product
    Dir-830l Firmware
    Vendor
    Dlink
    Product
    Dir-836l
    Vendor
    Dlink
    Product
    Dir-836l Firmware

    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