STIGQter: STIG Summary: Amazon Linux 2023 Security Technical Implementation Guide Version: 1 Release: 4 Benchmark Date: 01 Jul 2026:

Amazon Linux 2023 must have the firewalld service active.

DISA Rule

SV-274028r1190806_rule

Vulnerability Number

V-274028

Group Title

SRG-OS-000096-GPOS-00050

Rule Version

AZLX-23-001080

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-002314 - Employ automated mechanisms to control remote access methods.
• CCI-002322 - Provide the capability to disconnect or disable remote access to the system within the organization-defined time period.
• CCI-000366 - Implement the security configuration settings.
• CCI-000015 - Support the management of system accounts using (organization-defined automated mechanisms).

Weight

10

Fix Recommendation

Configure Amazon Linux 2023 to enable the firewalld service with the following command:

$ sudo systemctl enable --now firewalld

Check Contents

Verify Amazon Linux 2023 firewalld service is active with the following command:

$ systemctl is-active firewalld
active

If the "firewalld" service is not active, this is a finding.

Vulnerability Number

V-274028

Documentable

False

Rule Version

AZLX-23-001080

Severity Override Guidance

Verify Amazon Linux 2023 firewalld service is active with the following command:

$ systemctl is-active firewalld
active

If the "firewalld" service is not active, this is a finding.

Check Content Reference

M

Target Key

5700