Apple macOS 14 (Sonoma) Security Technical Implementation Guide

The Apple macOS 14 (Sonoma) Security Technical Implementation Guide (V2 R4) has 156 STIG checks. New to STIG checklists? Read What is a STIG checklist?, CKL vs CKLB, and STIG vs SCAP benchmark.

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Severity

Version

V2 · R4

CurrentPublished Wed Oct 01 2025

The macOS system must disable Bonjour multicast.

Apple macOS 14 (Sonoma) Security Technical Implementation Guide

Assessment Title

Rule Text

The macOS system must disable Bonjour multicast.

Description

Discussion Text

Bonjour multicast advertising must be disabled to prevent the system from broadcasting its presence and available services over network interfaces.

New to STIG checklists? Read What is a STIG checklist? and CKL vs CKLB.

Objective

V-259481

Rule

SV-259481r958478_rule

Severity

medium

Rule Version

APPL-14-002005

Documentable

false

IA Controls

NIST SP 800-53

Rev 5

Assessment Procedure

Check Text

Verify the macOS system is configured to disable Bonjour multicast with the following command:

/usr/bin/osascript -l JavaScript << EOS
$.NSUserDefaults.alloc.initWithSuiteName('com.apple.mDNSResponder')\
.objectForKey('NoMulticastAdvertisements').js
EOS

If the result is not "true", this is a finding.

Implementation Procedure

Fix Text

Configure the macOS system to disable Bonjour multicast by installing the "com.apple.mDNSResponder" configuration profile.

STIG check 61 of 156 in the Apple macOS 14 (Sonoma) STIG checklist

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