tests/Test-SharePointGuestsItemSharing.ps1
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function Test-SharePointGuestsItemSharing { [CmdletBinding()] [OutputType([CISAuditResult])] param ( # Aligned # Define your parameters here ) begin { # Dot source the class script if necessary #. .\source\Classes\CISAuditResult.ps1 # Initialization code, if needed $recnum = "7.2.5" Write-Verbose "Running Test-SharePointGuestsItemSharing for $recnum..." # Conditions for 7.2.5 (L2) Ensure that SharePoint guest users cannot share items they don't own # # Validate test for a pass: # - Confirm that the automated test results align with the manual audit steps outlined in the CIS benchmark. # - Specific conditions to check: # - Condition A: The SharePoint setting "PreventExternalUsersFromResharing" is set to `True` using PowerShell. # - Condition B: The SharePoint admin center setting "Allow guests to share items they don't own" is unchecked. # - Condition C: Ensure that external users cannot re-share items they don't own. # # Validate test for a fail: # - Confirm that the failure conditions in the automated test are consistent with the manual audit results. # - Specific conditions to check: # - Condition A: The SharePoint setting "PreventExternalUsersFromResharing" is set to `False` using PowerShell. # - Condition B: The SharePoint admin center setting "Allow guests to share items they don't own" is checked. # - Condition C: Ensure that external users can re-share items they don't own. } process { try { # 7.2.5 (L2) Ensure that SharePoint guest users cannot share items they don't own # $SPOTenant Mock Object <# $SPOTenant = [PSCustomObject]@{ PreventExternalUsersFromResharing = $false } #> $SPOTenant = Get-CISSpoOutput -Rec $recnum $isGuestResharingPrevented = $SPOTenant.PreventExternalUsersFromResharing # Populate the auditResult object with the required properties $params = @{ Rec = $recnum Result = $isGuestResharingPrevented Status = if ($isGuestResharingPrevented) { "Pass" } else { "Fail" } Details = "PreventExternalUsersFromResharing: $isGuestResharingPrevented" FailureReason = if (-not $isGuestResharingPrevented) { "Guest users can reshare items they don't own. To prevent external users from resharing content they don't own,`nuse the following command:`nSet-SPOTenant -PreventExternalUsersFromResharing `$True" } else { "N/A" } } $auditResult = Initialize-CISAuditResult @params } catch { $LastError = $_ $auditResult = Get-TestError -LastError $LastError -recnum $recnum } } end { # Return auditResult return $auditResult } } |