RHEL 8, for certificate-based authentication, must enforce authorized access to the corresponding private key.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-230230 | RHEL-08-010100 | SV-230230r1069287_rule | Medium |
| Description |
| If an unauthorized user obtains access to a private key without a passcode, that user would have unauthorized access to any system where the associated public key has been installed. |
| STIG | Date |
| Red Hat Enterprise Linux 8 Security Technical Implementation Guide | 2025-03-26 |
Details
| Check Text (C-32899r1069182_chk) |
| Verify the SSH private key files have a passcode. For each private key stored on the system, use the following command: $ sudo ssh-keygen -y -f /path/to/file Enter passphrase: If the contents of the key are displayed, this is a finding. |
| Fix Text (F-32874r1069183_fix) |
| Create a new private and public key pair that utilizes a passcode with the following command: $ sudo ssh-keygen -p -f /path/to/file |