CVE-2020-8561
Confused Deputy in Kubernetes
4.1
MEDIUM
CVSS 3.1
EPSS 2.0%
描述
A security issue was discovered in Kubernetes where actors that control the responses of MutatingWebhookConfiguration or ValidatingWebhookConfiguration requests are able to redirect kube-apiserver requests to private networks of the apiserver. If that user can view kube-apiserver logs when the log level is set to 10, they can view the redirected responses and headers in the logs.
如何修補 CVE-2020-8561
要修補 CVE-2020-8561,請將受影響套件升級到下列已修補版本。
- —升級至 1.20.5+really1.20.2-1 或更新版本
- —未列出修補版本
CVE-2020-8561 正在被利用嗎?
低 — EPSS 為 2.0%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, < 1.20.5+really1.20.2-1
- from 0, <= 1.22.2
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.1 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N |