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