Ubuntu OS must not allow accounts configured with blank or null passwords.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-275658 | RIIM-OS-611060 | SV-275658r1148024_rule | CCI-000366 | medium |
| 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. | ||||
| STIG | Date | |||
| Riverbed NetIM OS Security Technical Implementation Guide | 2025-10-02 | |||
Related Frameworks
4 paths across 3 frameworks
Related Frameworks
NIST 800-531 mapping
CM-6
1.00
- DISA · V1R1 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
NIST 800-1712 mappings
3.4.1
1.00
- DISA · V1R1 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
- NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
3.4.2
1.00
- DISA · V1R1 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
- NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
CCI1 mapping
CCI-000366
1.00
- DISA · V1R1 · disa_xccdf · related
Details
Check Text (C-275658r1148024_chk)
Verify null passwords cannot be used. Run the following command:
$ grep nullok /etc/pam.d/common-auth /etc/pam.d/common-password
If this produces any output, this is a finding.
Fix Text (F-79665r1148023_fix)
Remove any instances of the "nullok" option in "/etc/pam.d/common-password" to prevent logons with empty passwords.
Remove any instances of the "nullok" option in "/etc/pam.d/common-auth" and "/etc/pam.d/common-password".