STIGQter STIGQter: STIG Summary: Tri-Lab Operating System Stack (TOSS) 4 Security Technical Implementation Guide Version: 2 Release: 6 Benchmark Date: 01 Jul 2026:

TOSS must prevent the use of dictionary words for passwords.

DISA Rule

SV-253096r991587_rule

Vulnerability Number

V-253096

Group Title

SRG-OS-000480-GPOS-00225

Rule Version

TOSS-04-040540

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

Configure TOSS 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/pwquality.conf.d/ directory to contain the "dictcheck" parameter:

dictcheck=1

Check Contents

Verify TOSS prevents the use of dictionary words for passwords.

Determine if the field "dictcheck" is set in the "/etc/security/pwquality.conf" or "/etc/security/pwquality.conf.d/*.conf" files with the following command:

$ sudo grep -r dictcheck /etc/security/pwquality.conf /etc/security/pwquality.conf.d

/etc/security/pwquality.conf:dictcheck=1

If the "dictcheck" parameter is not set to "1", or is commented out, this is a finding.

Vulnerability Number

V-253096

Documentable

False

Rule Version

TOSS-04-040540

Severity Override Guidance

Verify TOSS prevents the use of dictionary words for passwords.

Determine if the field "dictcheck" is set in the "/etc/security/pwquality.conf" or "/etc/security/pwquality.conf.d/*.conf" files with the following command:

$ sudo grep -r dictcheck /etc/security/pwquality.conf /etc/security/pwquality.conf.d

/etc/security/pwquality.conf:dictcheck=1

If the "dictcheck" parameter is not set to "1", or is commented out, this is a finding.

Check Content Reference

M

Target Key

5469