The macOS system must disable Internet Sharing.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-268483APPL-15-002007SV-268483r1034389_ruleCCI-000381medium
Description
If the system does not require Internet Sharing, support for it is nonessential and must be disabled. The information system must be configured to provide only essential capabilities. Disabling Internet Sharing helps prevent unauthorized connection of devices, transfer of information, and tunneling.
STIGDate
Apple macOS 15 (Sequoia) Security Technical Implementation Guide2025-05-05

Related Frameworks

3 paths across 3 frameworks
NIST 800-531 mapping
CM-7
1.00
  • DISA · 1 · disa_xccdf · related
  • DISA · 2025-01-23 · disa_cci_list · equivalent
NIST 800-1711 mapping
3.4.6
1.00
  • DISA · 1 · disa_xccdf · related
  • DISA · 2025-01-23 · disa_cci_list · equivalent
  • NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
CCI1 mapping
CCI-000381
1.00
  • DISA · 1 · disa_xccdf · related

Details

Check Text (C-268483r1034389_chk)

Verify the macOS system is configured to disable Internet Sharing with the following command: /usr/bin/osascript -l JavaScript << EOS $.NSUserDefaults.alloc.initWithSuiteName('com.apple.MCX')\ .objectForKey('forceInternetSharingOff').js EOS If the result is not "true", this is a finding.

Fix Text (F-72414r1034388_fix)

Configure the macOS system to disable Internet Sharing by installing the "com.apple.MCX" configuration profile.