Initial Commit

helpers/CIS 365 v3.0.0 Controls/Test-ExternalSharingCalendars_1.3.3_E3L2_IG2_IG3.ps1

@@ -0,0 +1,53 @@
+function Test-ExternalSharingCalendars_1.3.3_E3L2_IG2_IG3 {
+    [CmdletBinding()]
+    param (
+        # Parameters can be added if needed
+    )
+
+    begin {
+        # Dot source the class script
+        . ".\source\Classes\CISAuditResult.ps1"
+        $auditResults = @()
+    }
+
+    process {
+        # 1.3.3 (L2) Ensure 'External sharing' of calendars is not available (Automated)
+        $sharingPolicies = Get-SharingPolicy | Where-Object { $_.Domains -like '*CalendarSharing*' }
+
+        # Check if calendar sharing is disabled in all applicable policies
+        $isExternalSharingDisabled = $true
+        $sharingPolicyDetails = @()
+        foreach ($policy in $sharingPolicies) {
+            if ($policy.Enabled -eq $true) {
+                $isExternalSharingDisabled = $false
+                $sharingPolicyDetails += "$($policy.Name): Enabled"
+            }
+        }
+
+        # Create an instance of CISAuditResult and populate it
+        $auditResult = [CISAuditResult]::new()
+        $auditResult.Rec = "1.3.3"
+        $auditResult.RecDescription = "Ensure 'External sharing' of calendars is not available"
+        $auditResult.ELevel = "E3"
+        $auditResult.Profile = "L2"
+        # The following IG values are placeholders. Replace with actual values when known.
+        $auditResult.IG1 = $false
+        $auditResult.IG2 = $true
+        $auditResult.IG3 = $true
+        $auditResult.CISControlVer = "v8"
+        # Placeholder for CIS Control, to be replaced with the actual value when available
+        $auditResult.CISControl = "4.8"
+        $auditResult.CISDescription = "Uninstall or Disable Unnecessary Services on Enterprise Assets and Software"
+        $auditResult.Result = $isExternalSharingDisabled
+        $auditResult.Details = if ($isExternalSharingDisabled) { "Calendar sharing with external users is disabled." } else { "Enabled Sharing Policies: $($sharingPolicyDetails -join ', ')" }
+        $auditResult.FailureReason = if ($isExternalSharingDisabled) { "N/A" } else { "Calendar sharing with external users is enabled in one or more policies." }
+        $auditResult.Status = if ($isExternalSharingDisabled) { "Pass" } else { "Fail" }
+
+        $auditResults += $auditResult
+    }
+
+    end {
+        # Return auditResults
+        return $auditResults
+    }
+}