CVE-2023-3955— Kubernetes - Windows nodes - Insufficient input sanitization leads to privilege escalation
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I. Basic Information for CVE-2023-3955
Vulnerability Information
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Vulnerability Title
Kubernetes - Windows nodes - Insufficient input sanitization leads to privilege escalation
Source: NVD (National Vulnerability Database)
Vulnerability Description
A security issue was discovered in Kubernetes where a user that can create pods on Windows nodes may be able to escalate to admin privileges on those nodes. Kubernetes clusters are only affected if they include Windows nodes.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Kubernetes 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kubernetes（K8s）是云原生计算基金会（Cloud Native Computing Foundation）的一个开源系统，用于自动部署、扩展和管理容器化应用程序。 Kubernetes存在安全漏洞，该漏洞源于在 Windows 节点上创建 Pod 的用户可以升级到管理员权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Kubernetes | kubelet | v1.28.0 | - |
II. Public POCs for CVE-2023-3955
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://github.com/kubernetes/kubernetes/issues/119595issue-tracking
- https://nvd.nist.gov/vuln/detail/CVE-2023-3955
IV. Related Vulnerabilities
Same vendor: Kubernetes
- CVE-2026-3864
CSI Driver for NFS path traversal via subDir may delete unin - CVE-2026-4342
ingress-nginx comment-based nginx configuration injection - CVE-2026-3288
ingress-nginx rewrite-target nginx configuration injection - CVE-2025-15566
ingress-nginx auth-proxy-set-headers nginx configuration inj - CVE-2026-24514
ingress-nginx Admission Controller denial of service
Same weakness: CWE-20
V. Comments for CVE-2023-3955
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