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.
CVE-2023-2727
This medium-severity CVE scores 6.5 under NVD CVSS v3. EPSS exploit probability: 0.2%, top 59% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 6.5
- EG Score
- 6.5(medium)
- EPSS
- 62.7%
- KEV
- Not listed
Published
July 3, 2023
Last Modified
February 13, 2025
References (8)
- jordan@liggitthttp://www.openwall.com/lists/oss-security/2023/07/06/2
- jordan@liggitthttps://github.com/kubernetes/kubernetes/issues/118640
- jordan@liggitthttps://groups.google.com/g/kubernetes-security-announce/c/vPWYJ_L84m8
- jordan@liggitthttps://security.netapp.com/advisory/ntap-20230803-0004/
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2023/07/06/2
- af854a3a-2127-422b-91ae-364da2661108https://github.com/kubernetes/kubernetes/issues/118640
- af854a3a-2127-422b-91ae-364da2661108https://groups.google.com/g/kubernetes-security-announce/c/vPWYJ_L84m8
- af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20230803-0004/
Vendor Advisories for CVE-2023-2727(2)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Patch Availability(2)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| redhat | wasmedge-0:0.12.1-2.rhaos4.14.el9 | 2023-10-31 | redhat |
| redhat | microshift-0:4.14.0-202310261440.p0.g1586504.assembly.4.14.0.el9 | 2023-10-31 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
Go(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| k8s.io/kubernetes | — | 1.27.3 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 9× in last 7d / 45× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
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- 2026-05-24 22:08 UTCEG score recompute
- 2026-05-24 22:08 UTCVendor advisory
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- CVE-2000-0258EG 7.5EPSS 97%HIGH
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- CVE-2002-2433EG 0.0NONE
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Frequently asked(5)
What is CVE-2023-2727?
When was CVE-2023-2727 disclosed?
Is CVE-2023-2727 actively exploited?
What is the CVSS score of CVE-2023-2727?
How do I remediate CVE-2023-2727?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-2727
Is Your Infrastructure Affected by CVE-2023-2727?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.