macOS 15 - Sequoia
The macOS system must enable macOS Application Firewall
STIG ID: APPL-15-005050 | SRG: SRG-OS-000480-GPOS-00232 | Severity: Medium | CCI: CCI-000366 | Vulnerability ID: V-268557
Description
The macOS Application Firewall is the built-in firewall that comes with macOS, and it must be enabled.When the macOS Application Firewall is enabled, the flow of information within the information system and between interconnected systems will be controlled by approved authorizations.
Check
C-268557r1034611_chk
Verify the macOS system is configured to enable the Application Firewall with the following command:/usr/bin/osascript -l JavaScript << EOS$.NSUserDefaults.alloc.initWithSuiteName('com.apple.security.firewall')\.objectForKey('EnableFirewall').jsEOSIf the result is not "true", this is a finding.
Fix
F-72488r1034610_fix
Configure the macOS system to enable the Application Firewall by installing the "com.apple.security.firewall" configuration profile.