CVE-2021-20198

State: Published
Severity: Not scored
Published: Feb 23, 2021
Updated: Aug 3, 2024
Reserved: Dec 17, 2020

Description

A flaw was found in the OpenShift Installer before version v0.9.0-master.0.20210125200451-95101da940b0. During installation of OpenShift Container Platform 4 clusters, bootstrap nodes are provisioned with anonymous authentication enabled on kubelet port 10250. A remote attacker able to reach this port during installation can make unauthenticated `/exec` requests to execute arbitrary commands within running containers. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Scores

The record has no CVSS score.

Weaknesses

CWE-306

Affected Products

Product	Versions
openshift/installern/a	openshift/installer v0.9.0-master.0.20210125200451-95101da940b0Affected

References

https://bugzilla.redhat.com/show_bug.cgi?id=1920764

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