STIGQter: STIG Summary: Riverbed NetIM OS Security Technical Implementation Guide Version: 1 Release: 1 Benchmark Date: 11 Sep 2025:

Ubuntu OS must enforce password complexity by requiring at least one numeric character be used.

DISA Rule

SV-275651r1148003_rule

Vulnerability Number

V-275651

Group Title

SRG-OS-000071-GPOS-00039

Rule Version

RIIM-OS-611020

Severity

CAT II

CCI(s)

• CCI-004066 - For password-based authentication, enforce organization-defined composition and complexity rules.

Weight

10

Fix Recommendation

Configure Ubuntu OS to enforce password complexity by requiring at least one numeric character be used.

Add or modify the following line in the "/etc/security/pwquality.conf" file:

dcredit = -1

Check Contents

Verify with the following command that Ubuntu OS enforces password complexity by requiring at least one numeric character be used:

$ grep -i dcredit /etc/security/pwquality.conf
dcredit = -1

If "dcredit" is greater than "-1", is commented out, or is missing, this is a finding.

Vulnerability Number

V-275651

Documentable

False

Rule Version

RIIM-OS-611020

Severity Override Guidance

Verify with the following command that Ubuntu OS enforces password complexity by requiring at least one numeric character be used:

$ grep -i dcredit /etc/security/pwquality.conf
dcredit = -1

If "dcredit" is greater than "-1", is commented out, or is missing, this is a finding.

Check Content Reference

M

Target Key

5706