CVE-2022-3162
MEDIUM6.5EPSS 1.0%Kubernetes vulnerable to path traversal in k8s.io/kubernetes
Published: 3/1/2023Modified: 4/28/2026
Description
Users authorized to list or watch one type of namespaced custom resource cluster-wide can read custom resources of a different type in the same API group without authorization. Clusters are impacted by this vulnerability if all of the following are true: 1. There are 2+ CustomResourceDefinitions sharing the same API group 2. Users have cluster-wide list or watch authorization on one of those custom resources. 3. The same users are not authorized to read another custom resource in the same API group.
Affected packages (3)
- Debian/kubernetesfrom 0, < 1.20.5+really1.20.2-1
- Go/github.com/kubernetes/kubernetes>= 1.25.0, < 1.25.4
- Go/k8s.io/kubernetes>= 1.22.0, < 1.22.16, >= 1.23.0, < 1.23.14, >= 1.24.0, < 1.24.8, >= 1.25.0, < 1.25.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
References (7)
- ADVISORYhttps://github.com/advisories/GHSA-2394-5535-8j88
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2022-3162
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2022-3162
- PATCHhttps://github.com/kubernetes/kubernetes
- WEBhttps://github.com/kubernetes/kubernetes/issues/113756
- WEBhttps://groups.google.com/g/kubernetes-security-announce/c/iUd550j7kjA
- WEBhttps://security.netapp.com/advisory/ntap-20230511-0004