STIGQter: STIG Summary: Red Hat Enterprise Linux 10 Security Technical Implementation Guide Version: 1 Release: 2 Benchmark Date: 01 Jul 2026:

RHEL 10 must prevent the use of dictionary words for passwords.

DISA Rule

SV-281191r1195448_rule

Vulnerability Number

V-281191

Group Title

SRG-OS-000480-GPOS-00225

Rule Version

RHEL-10-600320

Severity

CAT II

CCI(s)

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

Weight

10

Fix Recommendation

Configure RHEL 10 to prevent the use of dictionary words for passwords.

Add or update the following line in the "/etc/security/pwquality.conf" file or a configuration file in the "/etc/security/pwquality.conf.d/" directory to contain the "dictcheck" parameter:

dictcheck=1

Check Contents

Verify RHEL 10 prevents the use of dictionary words for passwords with the following command:

$ sudo grep -s dictcheck /etc/security/pwquality.conf /etc/pwquality.conf.d/*.conf
/etc/security/pwquality.conf:dictcheck=1

If "dictcheck" does not have a value other than "0" or is commented out, this is a finding.

Vulnerability Number

V-281191

Documentable

False

Rule Version

RHEL-10-600320

Severity Override Guidance

Verify RHEL 10 prevents the use of dictionary words for passwords with the following command:

$ sudo grep -s dictcheck /etc/security/pwquality.conf /etc/pwquality.conf.d/*.conf
/etc/security/pwquality.conf:dictcheck=1

If "dictcheck" does not have a value other than "0" or is commented out, this is a finding.

Check Content Reference

M

Target Key

5733