Vulnerability Details CVE-2023-5408
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 65.5%
CVSS Severity
CVSS v3 Score 7.2
References
- 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://access.redhat.com/security/cve/CVE-2023-5408
- https://bugzilla.redhat.com/show_bug.cgi?id=2242173
- https://github.com/openshift/kubernetes/pull/1736
- 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://access.redhat.com/security/cve/CVE-2023-5408
- https://bugzilla.redhat.com/show_bug.cgi?id=2242173
- https://github.com/openshift/kubernetes/pull/1736
Products affected by CVE-2023-5408
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cpe:2.3:a:redhat:openshift_container_platform:4.11
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cpe:2.3:a:redhat:openshift_container_platform:4.12
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cpe:2.3:a:redhat:openshift_container_platform:4.13
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cpe:2.3:a:redhat:openshift_container_platform:4.14