Ensure 'MSS: (PerformRouterDiscovery) Allow IRDP to detect and configure Default Gateway addresses' is set to 'Disabled'

SrednjaNivo 2Automatskawindows

Opis

This setting is used to enable or disable the Internet Router Discovery Protocol (IRDP), which allows the system to detect and configure default gateway addresses automatically as described in RFC 1256 on a per-interface basis. The recommended state for this setting is: Disabled.

Kako se proverava

Metod provere: Windows registar

registry

$bad = @(); $v = (Get-ItemProperty -Path 'Registry::HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters' -Name 'PerformRouterDiscovery' -ErrorAction SilentlyContinue).'PerformRouterDiscovery'; if (-not ($null -ne $v -and @(0) -contains [int64]$v)) { $bad += 'PerformRouterDiscovery=' + $v }; if ($bad.Count -eq 0) { 'compliant' } else { 'non-compliant: ' + ($bad -join ', ') }

Očekivani izlaz: compliant

Kako se ispravlja

Metod ispravke: Komanda ljuske

shell

if (-not (Test-Path 'Registry::HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters')) { New-Item -Path 'Registry::HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters' -Force | Out-Null }; New-ItemProperty -Path 'Registry::HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters' -Name 'PerformRouterDiscovery' -Value 0 -PropertyType DWord -Force | Out-Null

Svojstva

Operativni sistemi: windows-server-2025-dc, windows-server-2025-ms
Oznake: cis-convertedregistrywindows
Referenca: CIS Microsoft Windows Server 2025 Benchmark v2.1.0 - 18.5.7

Proverite ovaj računar

Pokrenite ovo na računaru za koji imate dozvolu za proveru. Skeniranje radi u režimu samo za čitanje.

shell

tmaegis scan --target windows --level 2