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The macOS system must restrict the ability of individuals to write to external optical media.


Overview

Finding ID Version Rule ID IA Controls Severity
V-257245 APPL-13-005053 SV-257245r905368_rule Low
Description
External writeable media devices must be disabled for users. External optical media devices can be used to exfiltrate sensitive data if an approved data-loss prevention (DLP) solution is not installed.
STIG Date
Apple macOS 13 (Ventura) Security Technical Implementation Guide 2023-08-28

Details

Check Text ( C-60930r905366_chk )
Verify the macOS system is configured to disable writing to external optical media devices with the following command:

/usr/sbin/system_profiler SPConfigurationProfileDataType | /usr/bin/grep "BurnSupport"

BurnSupport = off;

If "BurnSupport" is not set to "off" and is not documented with the Information System Security Officer (ISSO) as an operational requirement, this is a finding.
Fix Text (F-60871r905367_fix)
Configure the macOS system to disable writing to external optical media devices by installing the "Restrictions Policy" configuration profile.