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    CVE-2013-20001

    An issue was discovered in OpenZFS through 2.0.3. When an NFS share is exported to IPv6 addresses via the sharenfs feature, there is a silent failure to parse the IPv6 address data, and access is allowed to everyone. IPv6 restrictions from the configuration are not applied.

    Published:Feb 12, 2021
    Last Modified:Nov 3, 2025
    EPS:Feb 12, 2021
    EPSS Score:0.00201
    CVSS Score:7.5

    Affected Products

    Vendor
    Openzfs
    Product
    Openzfs

    Exploits

    https://github.com/openzfs/zfs/issues/1894#issuecomment-30693652https://github.com/openzfs/zfs/issues/1894#issuecomment-30693652

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    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