SARA / Free Tools / CVE / CVE-2023-2727

CVE-2023-2727 — Users may be able to launch containers using images that are restricted by Image

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.

CVSS
6.5 MEDIUM
EPSS
0.19% (top 59.30%)
CWE
CWE-20
Published
2023-07-03T20:05:04.329Z
Last modified
2025-02-13T16:45:04.559Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

01What is this vulnerability?

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.

02Affected products

VendorProductVersions
KubernetesKubernetesv1.24.14, v1.25.0 - v1.25.10, v1.26.0 - v1.26.5, v1.27.0 - v1.27.2

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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