62 lines
2.4 KiB
PowerShell
62 lines
2.4 KiB
PowerShell
function Test-GuestUsersBiweeklyReview {
|
|
[CmdletBinding()]
|
|
param ()
|
|
|
|
begin {
|
|
#. .\source\Classes\CISAuditResult.ps1
|
|
$auditResults = @()
|
|
}
|
|
|
|
process {
|
|
# 1.1.4 (L1) Ensure Guest Users are reviewed at least biweekly
|
|
# The function will fail if guest users are found since they should be reviewed manually biweekly.
|
|
|
|
try {
|
|
# Connect to Microsoft Graph - placeholder for connection command
|
|
# Connect-MgGraph -Scopes "User.Read.All"
|
|
$guestUsers = Get-MgUser -All -Filter "UserType eq 'Guest'"
|
|
|
|
# Create an instance of CISAuditResult and populate it
|
|
$auditResult = [CISAuditResult]::new()
|
|
$auditResult.CISControl = "5.1, 5.3"
|
|
$auditResult.CISDescription = "Establish and Maintain an Inventory of Accounts, Disable Dormant Accounts"
|
|
$auditResult.Rec = "1.1.4"
|
|
$auditResult.RecDescription = "Ensure Guest Users are reviewed at least biweekly"
|
|
$auditResult.ELevel = "E3"
|
|
$auditResult.ProfileLevel = "L1"
|
|
$auditResult.IG1 = $true
|
|
$auditResult.IG2 = $true
|
|
$auditResult.IG3 = $true
|
|
$auditResult.CISControlVer = 'v8'
|
|
|
|
if ($guestUsers) {
|
|
$auditCommand = "Get-MgUser -All -Property UserType,UserPrincipalName | Where {`$_.UserType -ne 'Member'} | Format-Table UserPrincipalName, UserType"
|
|
$auditResult.Status = "Fail"
|
|
$auditResult.Result = $false
|
|
$auditResult.Details = "Manual review required. To list guest users, run: `"$auditCommand`"."
|
|
$auditResult.FailureReason = "Guest users present: $($guestUsers.Count)"
|
|
} else {
|
|
$auditResult.Status = "Pass"
|
|
$auditResult.Result = $true
|
|
$auditResult.Details = "No guest users found."
|
|
$auditResult.FailureReason = "N/A"
|
|
}
|
|
}
|
|
catch {
|
|
$auditResult.Status = "Error"
|
|
$auditResult.Result = $false
|
|
$auditResult.Details = "Error while attempting to check guest users. Error message: $($_.Exception.Message)"
|
|
$auditResult.FailureReason = "An error occurred during the audit check."
|
|
}
|
|
|
|
$auditResults += $auditResult
|
|
}
|
|
|
|
end {
|
|
# Return auditResults
|
|
return $auditResults
|
|
}
|
|
}
|
|
|
|
|