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CVE-2023-2727GHSA-QC2G-GMH6-95P4GO-2023-1891

Bypassing policies imposed by the ImagePolicyWebhook admission plugin

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 1.27.3, 1.26.6, 1.25.11, 1.24.15
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

Users may be able to launch containers using images that are restricted by ImagePolicyWebhook when using ephemeral containers. Kubernetes clusters are only affected if the ImagePolicyWebhook admission plugin is used together with ephemeral containers.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Kubernetes Kubernetes

    From v1.24.14

  • k8s.io/kubernetesGo

    From 1.27.0 · fixed in 1.27.3

  • k8s.io/kubernetesGo

    From 1.26.0 · fixed in 1.26.6

  • k8s.io/kubernetesGo

    From 1.25.0 · fixed in 1.25.11

  • k8s.io/kubernetesGo

    fixed in 1.24.15

  • k8s.io/kubernetesGo

    fixed in 1.24.15; From 1.25.0 · fixed in 1.25.11; From 1.26.0 · fixed in 1.26.6; From 1.27.0 · fixed in 1.27.3

References 4

groups.google.com

GitHub · kubernetes/kubernetes

openwall.com

security.netapp.com