STIGQter: STIG Summary: Tri-Lab Operating System Stack (TOSS) 5 Security Technical Implementation Guide Version: 1 Release: 1 Benchmark Date: 26 Mar 2026:

All TOSS 5 interactive users must have a primary group that exists.

DISA Rule

SV-282490r1200450_rule

Vulnerability Number

V-282490

Group Title

SRG-OS-000104-GPOS-00051

Rule Version

TOSS-05-000298

Severity

CAT II

CCI(s)

CCI-000764 - Uniquely identify and authenticate organizational users and associate that unique identification with processes acting on behalf of those users.

Weight

Fix Recommendation

Configure the system so all GIDs referenced in "/etc/passwd" are defined in "/etc/group".

Edit the file "/etc/passwd" and ensure every user's GID is a valid GID.

Check Contents

Verify all TOSS 5 interactive users have a valid GID using the following command:

$ sudo pwck -qr

If the system has any interactive users with duplicate GIDs, this is a finding.

Vulnerability Number

V-282490

Documentable

False

Rule Version

TOSS-05-000298

Severity Override Guidance

Verify all TOSS 5 interactive users have a valid GID using the following command:

$ sudo pwck -qr

If the system has any interactive users with duplicate GIDs, this is a finding.

Check Content Reference

Target Key

5738