Ubuntu 22.04 LTS must not allow accounts configured with blank or null passwords.
An XCCDF Rule
Description
If an account has an empty password, anyone could log on and run commands with the privileges of that account. Accounts with empty passwords must never be used in operational environments.
- ID
- SV-260570r991589_rule
- Version
- UBTU-22-611060
- Severity
- High
- References
- Updated
Remediation Templates
A Manual Procedure
Remove any instances of the "nullok" option in "/etc/pam.d/common-password" to prevent logons with empty passwords.