CVE-2020-8555
Medium
Description
The Kubernetes kube-controller-manager in versions v1.0-1.14, versions prior to v1.15.12, v1.16.9, v1.17.5, and version v1.18.0 are vulnerable to a Server Side Request Forgery (SSRF) that allows certain authorized users to leak up to 500 bytes of arbitrary information from unprotected endpoints within the master's host network (such as link-local or loopback services).
SeverityMedium
CVSS6.3
Exploit probability—
Product
Kubernetes
PublishedJun 5, 2020
First seenJun 5, 2020
Weakness typeCWE-918Server-side request forgery (SSRF)
How to fix
Update
- kubernetes kubernetes1.15.11, 1.16.9, 1.17.5 or later
- k8s.io/kubernetes1.18.1, 1.17.4, 1.16.9, 1.15.12 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| kubernetes kubernetes | v < 1.15.11, 1.16.0 ≤ v < 1.16.9, 1.17.0 ≤ v < 1.17.5, 1.18.0 | 1.15.11, 1.16.9, 1.17.5 |
| fedoraproject fedora | 32 | — |
| k8s.io/kubernetesGo | 1.18.0 ≤ v < 1.18.1, 1.17.0 ≤ v < 1.17.4, 1.16.0 ≤ v < 1.16.9, v < 1.15.12 | 1.18.1, 1.17.4, 1.16.9, 1.15.12 |
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