The Exchange local machine policy must require signed scripts.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-221216 | EX16-ED-000150 | SV-221216r960954_rule | CCI-001749 | medium |
| Description | ||||
| Scripts, especially those downloaded from untrusted locations, often provide a way for attackers to infiltrate a system. By setting machine policy to prevent unauthorized script executions, unanticipated system impacts can be avoided. | ||||
| STIG | Date | |||
| Microsoft Exchange 2016 Edge Transport Server Security Technical Implementation Guide | 2024-12-06 | |||
Details
Check Text (C-221216r960954_chk)
Open the Exchange Management Shell and enter the following command:
Get-ExecutionPolicy
If the value returned is not "RemoteSigned", this is a finding.
Fix Text (F-22920r411775_fix)
Open the Exchange Management Shell and enter the following command:
Set-ExecutionPolicy RemoteSigned