Medium
Security advisory
In Kubernetes clusters using Ceph RBD as a storage provisioner, with logging level of at least 4, Ceph RBD admin secrets can be written to logs. This occurs in kube-controller-manager's logs during provisioning of Ceph RBD persistent claims. This affects < v1.19.3, < v1.18.10, < v1.17.13.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-8566
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 08:38 UTC · Revision 1
Source evidence
In Kubernetes clusters using Ceph RBD as a storage provisioner, with logging level of at least 4, Ceph RBD admin secrets can be written to logs. This occurs in kube-controller-manager's logs during provisioning of Ceph RBD persistent claims. This affects < v1.19.3, < v1.18.10, < v1.17.13.
osv:CVE-2020-8566
Complete source record
{
"id": "ed5434fcb157177bd87ec5d7f6c50eaa50af3c42eb123bde1f3d3a4009837778",
"url": "https://osv.dev/vulnerability/CVE-2020-8566",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-8566",
"summary": "In Kubernetes clusters using Ceph RBD as a storage provisioner, with logging level of at least 4, Ceph RBD admin secrets can be written to logs. This occurs in kube-controller-manager's logs during provisioning of Ceph RBD persistent claims. This affects < v1.19.3, < v1.18.10, < v1.17.13.",
"evidence": "osv:CVE-2020-8566",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2020-8566",
"aliases": [
"CVE-2020-8566",
"GHSA-5x96-j797-5qqw",
"GO-2024-2754"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/kubernetes/kubelet",
"type": "GIT",
"events": [
{
"introduced": "f9974c2baa2d9ca25416d38e7ecfc7ff4d05d58e"
},
{
"fixed": "e24c1e8df2dc66a36a852743b75e37a308aad8aa"
},
{
"introduced": "f0d06ae44a2e7ef0c05aecb6e7773222947dd156"
},
{
"fixed": "c9dc8031b48c5f8f9af1ccefd41694b61eb24269"
},
{
"introduced": "1af8853567a0faecc59fbc4d7d2ddc9359ddde83"
},
{
"fixed": "718969c3a78f519e13cbafce5da9b7ae5241e70e"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.17.0"
},
{
"fixed": "1.17.13"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.18.0"
},
{
"fixed": "1.18.10"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.19.0"
},
{
"fixed": "1.19.3"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8566.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/kubernetes/kubernetes",
"type": "GIT",
"events": [
{
"introduced": "70132b0f130acc0bed193d9ba59dd186f0e634cf"
},
{
"fixed": "30d651da517185653e34e7ab99a792be6a3d9495"
},
{
"introduced": "9e991415386e4cf155a24b1da15becaa390438d8"
},
{
"fixed": "62876fc6d93e891aa7fbe19771e6a6c03773b0f7"
},
{
"introduced": "e19964183377d0ec2052d1f1fa930c4d7575bd50"
},
{
"fixed": "1e11e4a2108024935ecfcb2912226cedeafd99df"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.17.0"
},
{
"fixed": "1.17.13"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.18.0"
},
{
"fixed": "1.18.10"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "1.19.0"
},
{
"fixed": "1.19.3"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v1.18.10-rc.0",
"v1.17.13-rc.0",
"v1.19.3-rc.0",
"v1.18.9",
"v1.19.2",
"v1.17.12",
"v1.19.2-rc.0",
"v1.19.1",
"v1.19.1-rc.0",
"v1.19.0",
"v1.18.9-rc.0",
"v1.17.12-rc.0",
"v1.18.8",
"v1.17.11",
"v1.18.8-rc.1",
"v1.17.11-rc.1",
"v1.18.7-rc.0",
"v1.17.10-rc.0",
"v1.18.6",
"v1.17.9",
"v1.18.6-rc.0",
"v1.17.9-rc.0",
"v1.18.5",
"v1.17.8",
"v1.18.5-rc.1",
"v1.17.8-rc.1",
"v1.18.5-rc.0",
"v1.17.8-rc.0",
"v1.18.4",
"v1.17.7",
"v1.17.7-rc.0",
"v1.18.4-rc.0",
"v1.17.6",
"v1.18.3",
"v1.18.3-beta.0",
"v1.17.6-beta.0",
"v1.18.2",
"v1.17.5",
"v1.18.2-beta.0",
"v1.18.1",
"v1.18.1-beta.0",
"v1.18.0",
"v1.17.5-beta.0",
"v1.17.4",
"v1.17.4-beta.0",
"v1.17.3",
"v1.17.3-beta.0",
"v1.17.2",
"v1.17.2-beta.0",
"v1.17.1",
"v1.17.0",
"v1.17.1-beta.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8566.json"
}
}
],
"modified": "2026-10-24T10:47:51.795507455Z",
"provider": "osv",
"references": [
"https://github.com/kubernetes/kubernetes/issues/95624",
"https://security.netapp.com/advisory/ntap-20210122-0006/",
"https://groups.google.com/g/kubernetes-security-discuss/c/vm-HcrFUOCs/m/36utxAM5CwAJ"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2020-8566",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 441578,
"published_at": "2020-12-07T22:15:21.48+00:00"
}