70 lines
2.5 KiB
PowerShell
70 lines
2.5 KiB
PowerShell
function Test-GuestUsersBiweeklyReview {
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[CmdletBinding()]
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param (
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# Aligned
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# Define your parameters here if needed
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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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}
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process {
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# 1.1.4 (L1) Ensure Guest Users are reviewed at least biweekly
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try {
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# Retrieve guest users from Microsoft Graph
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# Connect-MgGraph -Scopes "User.Read.All"
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$guestUsers = Get-MgUser -All -Filter "UserType eq 'Guest'"
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# Prepare failure reasons and details based on compliance
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$failureReasons = if ($guestUsers) {
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"Guest users present: $($guestUsers.Count)"
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}
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else {
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"N/A"
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}
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$details = if ($guestUsers) {
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$auditCommand = "Get-MgUser -All -Property UserType,UserPrincipalName | Where {`$_.UserType -ne 'Member'} | Format-Table UserPrincipalName, UserType"
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"Manual review required. To list guest users, run: `"$auditCommand`"."
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}
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else {
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"No guest users found."
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}
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# Create and populate the CISAuditResult object
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$auditResult = [CISAuditResult]::new()
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$auditResult.CISControl = "5.1, 5.3"
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$auditResult.CISDescription = "Establish and Maintain an Inventory of Accounts, Disable Dormant Accounts"
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$auditResult.Rec = "1.1.4"
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$auditResult.RecDescription = "Ensure Guest Users are reviewed at least biweekly"
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$auditResult.ELevel = "E3"
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$auditResult.ProfileLevel = "L1"
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$auditResult.IG1 = $true
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$auditResult.IG2 = $true
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$auditResult.IG3 = $true
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$auditResult.CISControlVer = 'v8'
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$auditResult.Result = -not $guestUsers
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$auditResult.Details = $details
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$auditResult.FailureReason = $failureReasons
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$auditResult.Status = if ($guestUsers) { "Fail" } else { "Pass" }
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}
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catch {
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$auditResult = [CISAuditResult]::new()
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$auditResult.Status = "Error"
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$auditResult.Result = $false
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$auditResult.Details = "Error while attempting to check guest users. Error message: $($_.Exception.Message)"
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$auditResult.FailureReason = "An error occurred during the audit check."
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}
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}
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end {
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# Return the audit result
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return $auditResult
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}
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}
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