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 | 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-22931r411774_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 |