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

The TOSS 5 debug-shell systemd service must be disabled.

DISA Rule

SV-282559r1200657_rule

Vulnerability Number

V-282559

Group Title

SRG-OS-000324-GPOS-00125

Rule Version

TOSS-05-000092

Severity

CAT II

CCI(s)

• CCI-002235 - Prevent non-privileged users from executing privileged functions.

Weight

10

Fix Recommendation

Configure TOSS 5 to mask the "debug-shell systemd" service using the following command:

$ sudo systemctl disable --now debug-shell.service
$ sudo systemctl mask --now debug-shell.service

Check Contents

Verify TOSS 5 is configured to mask the "debug-shell systemd" service using the following command:

$ sudo systemctl status debug-shell.service

debug-shell.service
Loaded: masked (Reason: Unit debug-shell.service is masked.)
Active: inactive (dead)

If the "debug-shell.service" is loaded and not masked, this is a finding.

Vulnerability Number

V-282559

Documentable

False

Rule Version

TOSS-05-000092

Severity Override Guidance

Verify TOSS 5 is configured to mask the "debug-shell systemd" service using the following command:

$ sudo systemctl status debug-shell.service

debug-shell.service
Loaded: masked (Reason: Unit debug-shell.service is masked.)
Active: inactive (dead)

If the "debug-shell.service" is loaded and not masked, this is a finding.

Check Content Reference

M

Target Key

5738