Ensure Screen Sharing Is Disabled

高レベル 1自動macos

説明

Screen Sharing allows a computer to connect to another computer on a network and display the computer’s screen. While sharing the computer’s screen, the user can control what happens on that computer, such as opening documents or applications, opening, moving, or closing windows, and even shutting down the computer. While mature administration and management does not use graphical connections for standard maintenance, most help desks have capabilities to assist users in performing their work when they have technical issues and need support. Help desks use graphical remote tools to understand what the user sees and assist them so they can get back to work. For macOS, some of these remote capabilities can use Apple's OS tools. Control is therefore not meant to prohibit the use of a just-in-time graphical view from authorized personnel with authentication controls. Sharing should not be...

チェック方法

監査方法: シェルコマンド

shell

out=$(/bin/launchctl list 2>/dev/null) || exit 1
printf '%s\n' "$out" | /usr/bin/grep -cE 'com.apple.screensharing$' || true

期待される出力: 0

修正方法

修正方法: ガイダンスまたは IaC パッチ

Graphical Method: Perform the following steps to disable Screen Sharing: 1. Open System Settings 2. Select General 3. Select Sharing 4. Set Screen Sharing to disabled Terminal Method: Run the following command to turn off Screen Sharing: % /usr/bin/sudo /bin/launchctl disable system/com.apple.screensharing % /usr/bin/sudo /bin/launchctl bootout system/com.apple.screensharing

プロパティ

オペレーティングシステム: macos-14
タグ: macossonoma
参照: CIS Apple macOS 14.0 Sonoma Benchmark v3.1.0 - 2.3.3.1 Ensure Screen Sharing Is Disabled

このホストをチェック

監査が許可されているマシンで実行してください。スキャンは読み取り専用です。

shell

tmaegis scan --target macos