CVE-2020-8565
Medium
Description
In Kubernetes, if the logging level is set to at least 9, authorization and bearer tokens will be written to log files. This can occur both in API server logs and client tool output like kubectl. This affects <= v1.19.3, <= v1.18.10, <= v1.17.13, < v1.20.0-alpha2.
SeverityMedium
CVSS4.7
Exploit probability—
ProductKubernetes
PublishedDec 7, 2020
First seenDec 7, 2020
Weakness typeCWE-532CWE-532
How to fix
Update
- k8s.io/client-go0.19.6, 0.20.0-alpha.2, 0.18.14, 0.17.16 or later
- k8s.io/kubernetes1.20.0-alpha.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| kubernetes kubernetes | 1.17.0 ≤ v ≤ 1.17.13, 1.18.0 ≤ v ≤ 1.18.10, 1.19.0 ≤ v ≤ 1.19.3 | — |
| k8s.io/client-goGo | 0.19.0 ≤ v < 0.19.6, 0.20.0-alpha.0 ≤ v < 0.20.0-alpha.2, 0.18.0 ≤ v < 0.18.14, v < 0.17.16, v < 0.20.0-alpha.2 | 0.19.6, 0.20.0-alpha.2, 0.18.14, 0.17.16 |
| k8s.io/kubernetesGo | v < 1.20.0-alpha.2 | 1.20.0-alpha.2 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.