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.
History

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cve-icon MITRE Information

Status: PUBLISHED

Assigner: kubernetes

Published: 2021-09-15T00:00:00

Updated: 2021-10-14T08:06:21

Reserved: 2020-02-03T00:00:00


Link: CVE-2020-8561

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2021-09-20T17:15:08.187

Modified: 2021-11-06T03:04:43.630


Link: CVE-2020-8561

JSON object: View

cve-icon Redhat Information

No data.