MediumFix available
kubernetes — security advisory
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.
- Products
- kubernetes
- Affected versions
- Not specified
- Fixed versions
- 1.20.5+really1.20.2-1
- CVEs
- CVE-2023-2727
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 15:28 UTC · Revision 1
Source evidence
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.
osv:DEBIAN-CVE-2023-2727
kubernetes
Fixed versions: 1.20.5+really1.20.2-1
kubernetes
Fixed versions: 1.20.5+really1.20.2-1
kubernetes
Fixed versions: 1.20.5+really1.20.2-1
Complete source record
{
"id": "6e6bb7ecac6ed7159d3d3166d1ebe62b57b79774076d4054c5d40770c50a8a66",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-2727",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2023-2727",
"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.",
"evidence": "osv:DEBIAN-CVE-2023-2727",
"products": [
{
"name": {
"value": "kubernetes",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.20.5+really1.20.2-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "kubernetes",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.20.5+really1.20.2-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "kubernetes",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.20.5+really1.20.2-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2023-2727",
"aliases": [
"DEBIAN-CVE-2023-2727"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.20.5+really1.20.2-1"
}
]
}
],
"package": {
"name": "kubernetes",
"purl": "pkg:deb/debian/kubernetes?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-2727.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.20.5+really1.20.2-1"
}
]
}
],
"package": {
"name": "kubernetes",
"purl": "pkg:deb/debian/kubernetes?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-2727.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.20.5+really1.20.2-1"
}
]
}
],
"package": {
"name": "kubernetes",
"purl": "pkg:deb/debian/kubernetes?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-2727.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T18:00:45.389305347Z",
"provider": "osv",
"upstream": [
"CVE-2023-2727"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2023-2727"
]
},
"related_cves": [
{
"value": "CVE-2023-2727",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 455162,
"published_at": "2023-07-03T21:15:09.48+00:00"
}