CVE-2023-5408

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    CVE-2023-5408

    Published: 2 Nov 2023Last Modified: 14 Mar 2026

    Summary:

    Details: A privilege escalation flaw was found in the node restriction admission plugin of the kubernetes api server of OpenShift. A remote attacker who modifies the node role label could steer workloads from the control plane and etcd nodes onto different worker nodes and gain broader access to the cluster.

    References: https://access.redhat.com/security/cve/CVE-2023-5408, https://access.redhat.com/errata/RHSA-2023:5006, https://access.redhat.com/errata/RHSA-2023:6130, https://access.redhat.com/errata/RHSA-2023:6842, https://access.redhat.com/errata/RHSA-2023:7479, https://bugzilla.redhat.com/show_bug.cgi?id=2242173, https://github.com/openshift/kubernetes/pull/1736

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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-2023-5408 | CVE-DB