vulnerability
Kubernetes: CVE-2020-8559: Privilege escalation from compromised node to cluster
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:N/AC:M/Au:S/C:P/I:P/A:P) | Jul 22, 2020 | Aug 7, 2020 | Aug 11, 2025 |
Severity
6
CVSS
(AV:N/AC:M/Au:S/C:P/I:P/A:P)
Published
Jul 22, 2020
Added
Aug 7, 2020
Modified
Aug 11, 2025
Description
The Kubernetes kube-apiserver in versions v1.6-v1.15, and versions prior to v1.16.13, v1.17.9 and v1.18.6 are vulnerable to an unvalidated redirect on proxied upgrade requests that could allow an attacker to escalate privileges from a node compromise to a full cluster compromise.
Solutions
kubernetes-upgrade-1_16_13kubernetes-upgrade-1_17_9kubernetes-upgrade-1_18_6
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