macOS 15 - Sequoia

The macOS system must allow smart card authentication

STIG ID: APPL-15-003030 | SRG: SRG-OS-000068-GPOS-00036 | Severity: Medium | CCI: CCI-000187,CCI-000765,CCI-000766,CCI-001941,CCI-001953 | Vulnerability ID: V-268543

Description

Smart card authentication must be allowed.The use of smart card credentials facilitates standardization and reduces the risk of unauthorized access.When enabled, the smart card can be used for login, authorization, and screen saver unlocking.Satisfies: SRG-OS-000068-GPOS-00036, SRG-OS-000105-GPOS-00052, SRG-OS-000106-GPOS-00053, SRG-OS-000107-GPOS-00054, SRG-OS-000108-GPOS-00055, SRG-OS-000112-GPOS-00057, SRG-OS-000376-GPOS-00161

Check

C-268543r1034569_chk

Verify the macOS system is configured to allow smart card authentication with the following command:/usr/bin/osascript -l JavaScript << EOS$.NSUserDefaults.alloc.initWithSuiteName('com.apple.security.smartcard')\.objectForKey('allowSmartCard').jsEOSIf the result is not "true", this is a finding.

Fix

F-72474r1034568_fix

Configure the macOS system to enforce multifactor authentication by installing the "com.apple.security.smartcard" configuration profile.NOTE: To ensure continued access to the operating system, consult the supplemental guidance provided with the STIG before applying the configuration profile.