UBUNTU-CVE-2022-29799

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    UBUNTU-CVE-2022-29799

    Published: 27 Apr 2022Last Modified: 4 Feb 2026
    Upstream:
    CVE-2022-29799

    Summary:

    Details: A vulnerability was found in networkd-dispatcher. This flaw exists because no functions are sanitized by the OperationalState or the AdministrativeState of networkd-dispatcher. This attack leads to a directory traversal to escape from the “/etc/networkd-dispatcher” base directory.

    References: https://ubuntu.com/security/CVE-2022-29799, https://www.helpnetsecurity.com/2022/04/27/cve-2022-29799-cve-2022-29800/, https://www.microsoft.com/security/blog/2022/04/26/microsoft-finds-new-elevation-of-privilege-linux-vulnerability-nimbuspwn/, https://ubuntu.com/security/notices/USN-5395-1, https://ubuntu.com/security/notices/USN-5395-2, https://www.cve.org/CVERecord?id=CVE-2022-29799

    Affected packages

    Package

    Name: networkd-dispatcher

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.7-0ubuntu3.5

    Affected versions

    1.7-0ubuntu1

    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
    UBUNTU-CVE-2022-29799 | CVE-DB