STIGQter: STIG Summary: Canonical Ubuntu 24.04 LTS Security Technical Implementation Guide Version: 1 Release: 6 Benchmark Date: 01 Jul 2026:

Ubuntu 24.04 LTS must enforce a minimum 15-character password length.

DISA Rule

SV-270732r1066685_rule

Vulnerability Number

V-270732

Group Title

SRG-OS-000078-GPOS-00046

Rule Version

UBTU-24-400320

Severity

CAT II

CCI(s)

• CCI-004065 - For password-based authentication, employ automated tools to assist the user in selecting strong password authenticators.
• CCI-004066 - For password-based authentication, enforce organization-defined composition and complexity rules.

Weight

10

Fix Recommendation

Configure Ubuntu 24.04 LTS to enforce a minimum 15-character password length.

Add or modify the "minlen" parameter value to the "/etc/security/pwquality.conf" file:

minlen=15

Check Contents

Verify the pwquality configuration file enforces a minimum 15-character password length with the following command:

$ grep -i minlen /etc/security/pwquality.conf
minlen=15

If "minlen" parameter value is not "15" or higher, is commented out, or is missing, this is a finding.

Vulnerability Number

V-270732

Documentable

False

Rule Version

UBTU-24-400320

Severity Override Guidance

Verify the pwquality configuration file enforces a minimum 15-character password length with the following command:

$ grep -i minlen /etc/security/pwquality.conf
minlen=15

If "minlen" parameter value is not "15" or higher, is commented out, or is missing, this is a finding.

Check Content Reference

M

Target Key

5673