Exchange Servers must use approved DoD certificates.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-69943	EX13-MB-000010	SV-84565r1_rule		Medium

Description
Server certificates are required for many security features in Exchange; without them, the server cannot engage in many forms of secure communication. Failure to implement valid certificates makes it virtually impossible to secure Exchange's communications.

STIG	Date
MS Exchange 2013 Mailbox Server Security Technical Implementation Guide	2019-12-23

Details

Check Text ( C-70413r1_chk )
Open the Exchange Management Shell and enter the following command: Get-ExchangeCertificate | Select CertificateDomains, issuer If the value of CertificateDomains does not indicate it is issued by the DoD, this is a finding.

Fix Text (F-76175r1_fix)
Remove the non-DoD certificate and import the correct DoD certificates.