Ubuntu 22.04 LTS must prevent the use of dictionary words for passwords.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-260564 | UBTU-22-611030 | SV-260564r991587_rule | CCI-000366 | medium |
| Description | ||||
| If Ubuntu 22.04 LTS allows the user to select passwords based on dictionary words, then this increases the chances of password compromise by increasing the opportunity for successful guesses and brute-force attacks. | ||||
| STIG | Date | |||
| Canonical Ubuntu 22.04 LTS Security Technical Implementation Guide | 2025-05-16 | |||
Related Frameworks
4 paths across 3 frameworks
Related Frameworks
NIST 800-531 mapping
CM-6
1.00
- DISA · 2 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
NIST 800-1712 mappings
3.4.1
1.00
- DISA · 2 · 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 · 2 · 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 · 2 · disa_xccdf · related
Details
Check Text (C-260564r991587_chk)
Verify Ubuntu 22.04 LTS prevents the use of dictionary words for passwords by using the following command:
$ grep -i dictcheck /etc/security/pwquality.conf
dictcheck = 1
If "dictcheck" is not set to "1", is commented out, or is missing, this is a finding.
Fix Text (F-64201r953504_fix)
Configure Ubuntu 22.04 LTS to prevent the use of dictionary words for passwords.
Add or modify the following line in the "/etc/security/pwquality.conf" file:
dictcheck = 1