Details

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.

Solution

Open the Exchange Management Shell and enter the following command:

Set-ExecutionPolicy RemoteSigned

Supportive Information

The following resource is also helpful.

• https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_MS_Exchange_2016_Y21M07_STIG.zip

This security hardening control applies to the following category of controls within NIST 800-53: Configuration Management.This control applies to the following type of system Windows.

References

• 800-53|CM-5(3)
• CAT|II
• CCI|CCI-001749
• Rule-ID|SV-221216r612603_rule
• STIG-ID|EX16-ED-000150
• STIG-Legacy|SV-95223
• STIG-Legacy|V-80513
• Vuln-ID|V-221216

Source

• Tenable.com/audits