Details

Ensure that the admin.conf file ownership is set to root:root.

Rationale:

The admin.conf file contains the admin credentials for the cluster. You should set its file ownership to maintain the integrity of the file. The file should be owned by root:root.

Impact:

None.

Solution

Run the below command (based on the file location on your system) on the master node. For example,

chown root:root /etc/kubernetes/admin.conf

Default Value:

By default, admin.conf file ownership is set to root:root.

Supportive Information

The following resource is also helpful.

• https://workbench.cisecurity.org/files/2968

This security hardening control applies to the following category of controls within NIST 800-53: Configuration Management.This control applies to the following type of system Unix.

References

• 800-53|CM-2
• CSCv6|5.1
• CSCv7|5.2

Source

• Tenable.com/audits