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

Amazon Linux 2023 file system automount function must be disabled unless required.

DISA Rule

SV-274182r1120729_rule

Vulnerability Number

V-274182

Group Title

SRG-OS-000378-GPOS-00163

Rule Version

AZLX-23-002600

Severity

CAT II

CCI(s)

• CCI-001958 - Authenticate organization-defined devices and/or types of devices before establishing a local, remote, and/or network connection.

Weight

10

Fix Recommendation

Configure Amazon Linux 2023 to disable the ability to automount devices.

The autofs service can be disabled with the following command:

$ sudo systemctl mask --now autofs.service

Check Contents

Verify Amazon Linux 2023 disables the file system automount function with the following command:

$ sudo systemctl is-enabled autofs
masked

If the returned value is not "masked", "disabled", "Failed to get unit file state for autofs.service for autofs", or "enabled", and is not documented as operational requirement with the information system security officer (ISSO), this is a finding.

Vulnerability Number

V-274182

Documentable

False

Rule Version

AZLX-23-002600

Severity Override Guidance

Verify Amazon Linux 2023 disables the file system automount function with the following command:

$ sudo systemctl is-enabled autofs
masked

If the returned value is not "masked", "disabled", "Failed to get unit file state for autofs.service for autofs", or "enabled", and is not documented as operational requirement with the information system security officer (ISSO), this is a finding.

Check Content Reference

M

Target Key

5700