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

TOSS 5 must have the firewalld package installed.

DISA Rule

SV-282485r1200435_rule

Vulnerability Number

V-282485

Group Title

SRG-OS-000096-GPOS-00050

Rule Version

TOSS-05-000192

Severity

CAT II

CCI(s)

• CCI-000382 - Configure the system to prohibit or restrict the use of organization-defined prohibited or restricted functions, system ports, protocols, software, and/or services.
• CCI-002322 - Provide the capability to disconnect or disable remote access to the system within the organization-defined time period.

Weight

10

Fix Recommendation

Install the "firewalld" package using the following command:

$ sudo dnf install firewalld

Check Contents

Run the following command to determine if the "firewalld" package is installed:

$ sudo dnf list --installed firewalld

Example output:

firewalld.noarch 1.0.0-4.el9

If the "firewalld" package is not installed, this is a finding.

Vulnerability Number

V-282485

Documentable

False

Rule Version

TOSS-05-000192

Severity Override Guidance

Run the following command to determine if the "firewalld" package is installed:

$ sudo dnf list --installed firewalld

Example output:

firewalld.noarch 1.0.0-4.el9

If the "firewalld" package is not installed, this is a finding.

Check Content Reference

M

Target Key

5738