CVE-2020-36517

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    CVE-2020-36517

    Published: 10 Mar 2022Last Modified: 24 Oct 2026

    Summary:

    Details: An information leak in Nabu Casa Home Assistant Operating System and Home Assistant Supervised 2022.03 allows a DNS operator to gain knowledge about internal network resources via the hardcoded DNS resolver configuration.

    References: https://github.com/home-assistant/plugin-dns/issues/17, https://community.home-assistant.io/t/ha-os-dns-setting-configuration-not-respected/356572, https://github.com/home-assistant/plugin-dns/issues/20, https://github.com/home-assistant/plugin-dns/issues/22, https://github.com/home-assistant/plugin-dns/issues/50, https://github.com/home-assistant/plugin-dns/issues/51, https://github.com/home-assistant/plugin-dns/pull/56, https://github.com/home-assistant/plugin-dns/pull/55, https://github.com/home-assistant/plugin-dns/pull/58, https://github.com/home-assistant/plugin-dns/pull/59, https://github.com/home-assistant/plugin-dns/issues/53, https://github.com/home-assistant/plugin-dns/issues/54, https://github.com/home-assistant/plugin-dns/issues/6, https://github.com/home-assistant/plugin-dns/issues/64, https://github.com/home-assistant/plugin-dns/issues/70

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 96a587bba9afec5efa0ea0685d29bcf6ee4a44b8
    Fixed -None

    Affected versions

    2022.03
    2022.03.0

    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
    CVE-2020-36517 | CVE-DB