The macOS system must disable Bonjour multicast.
Severity | Group ID | Group Title | Version | Rule ID | Date | STIG Version |
|---|---|---|---|---|---|---|
| medium | V-268481 | SRG-OS-000095-GPOS-00049 | APPL-15-002005 | SV-268481r1034383_rule | 2025-02-20 | 1 |
| Description |
|---|
| Bonjour multicast advertising must be disabled to prevent the system from broadcasting its presence and available services over network interfaces. |
| ℹ️ Check |
|---|
| 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. |
| ✔️ Fix |
|---|
| Configure the macOS system to disable Bonjour multicast by installing the "com.apple.mDNSResponder" configuration profile. |