TMA-IIS-1.3

Ensure 'Directory browsing' is set to Disabled

MediaNivel 1Automatizadaiis

Descripción

Directory browsing allows the contents of a directory to be displayed upon request from a web client. If directory browsing is enabled for a directory in Internet Information Services, users receive a page that lists the contents of the directory when the following two conditions are met: 1. No specific file is requested in the URL 2. directoryBrowse enabled must be false at server level and for every site. PowerShell 5.1 with the WebAdministration module; run elevated.

Cómo se verifica

Método de auditoría: Comando de shell

shell

Import-Module WebAdministration -ErrorAction Stop; $paths = @('MACHINE/WEBROOT/APPHOST') + @(Get-Website | ForEach-Object { "IIS:\Sites\$($_.Name)" }); $bad = @($paths | Where-Object { $c = Get-WebConfiguration -Filter 'system.webServer/directoryBrowse' -PSPath $_; $c.enabled -ne $false }); if ($bad.Count -eq 0) { 'compliant' } else { 'noncompliant' }

Salida esperada: compliant

Cómo se corrige

Método de corrección: Guía o parche de infraestructura

Set-WebConfigurationProperty -PSPath 'MACHINE/WEBROOT/APPHOST' -Filter system.webServer/directoryBrowse -Name enabled -Value False (and remove site-level overrides).

Propiedades

Sistemas operativos: Cualquiera
Etiquetas: iisinformation-disclosure
Referencia: CIS Microsoft IIS 10 Benchmark v1.2.1 - 1.3 Ensure 'Directory browsing' is set to Disabled

Verificar este host

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

shell

tmaegis scan --target iis