CVE-2023-5408 (GCVE-0-2023-5408)

Vulnerability from cvelistv5 – Published: 2023-11-02 02:55 – Updated: 2025-11-07 09:40
VLAI?
Summary
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.
Severity ?
7.2 (High)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-269 - Improper Privilege Management
Assigner
References
Impacted products
Vendor Product Version
Red Hat Red Hat OpenShift Container Platform 4.11 Unaffected: v4.11.0-202311211130.p0.g7021090.assembly.stream , < * (rpm)
    cpe:/a:redhat:openshift:4.11::el8
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    Red Hat Red Hat OpenShift Container Platform 4.12 Unaffected: v4.12.0-202311021630.p0.gfe5e2a1.assembly.stream , < * (rpm)
    cpe:/a:redhat:openshift:4.12::el8
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    Red Hat Red Hat OpenShift Container Platform 4.13 Unaffected: v4.13.0-202310210425.p0.gd525f5d.assembly.stream , < * (rpm)
    cpe:/a:redhat:openshift:4.13::el9
    cpe:/a:redhat:openshift:4.13::el8
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    Red Hat Red Hat OpenShift Container Platform 4.14 Unaffected: v4.14.0-202310201027.p0.g8b38d12.assembly.stream , < * (rpm)
    cpe:/a:redhat:openshift:4.14::el8
    cpe:/a:redhat:openshift:4.14::el9
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Credits
This issue was discovered by Derek Carr (Red Hat) and Mrunal Patel (Red Hat).
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}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.