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OL 8, for certificate-based authentication, must enforce authorized access to the corresponding private key.


Finding ID Version Rule ID IA Controls Severity
V-248532 OL08-00-010100 SV-248532r779162_rule Medium
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.
Oracle Linux 8 Security Technical Implementation Guide 2022-12-06


Check Text ( C-51966r779160_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

If the contents of the key are displayed, this is a finding.
Fix Text (F-51920r779161_fix)
Create a new private and public key pair that uses a passcode with the following command:

$ sudo ssh-keygen -n [passphrase]