Ensure Screen Sharing Is Disabled

AltaNivel 1Automatizadamacos

Descripción

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...

Cómo se verifica

Método de auditoría: Comando de shell

shell

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

Salida esperada: 0

Cómo se corrige

Método de corrección: Guía o parche de infraestructura

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

Propiedades

Sistemas operativos: macos-14
Etiquetas: macossonoma
Referencia: CIS Apple macOS 14.0 Sonoma Benchmark v3.1.0 - 2.3.3.1 Ensure Screen Sharing Is Disabled

Verificar este host

Ejecute esto en un equipo que tenga permiso para auditar. El escaneo es de solo lectura.

shell

tmaegis scan --target macos