The MEM client must alert the user if the certificate uses an unverified CRL.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-32786	WIR-WMS-MEM-11	SV-43132r1_rule	IAKM-1 IAKM-2	Low

Description
When the public-key certificate has been identified as being either valid or revoked but the status comes from an unverified CRL, the certificate status cannot be trusted and the recipient must have the capability to accept or deny the certificate and act on the email content based on sensitivity of the email content and mission needs.

STIG	Date
Mobile Email Management (MEM) Server Security Technical Implementation Guide (STIG)	2012-07-20

Details

Check Text ( C-41119r4_chk )
Verify the MEM client alerts the user if the certificate uses an unverified CRL. Talk to the site system administrator and have them show this capability exists in the MEM server. Also, review MEM product documentation. Mark as a finding if the MEM server does not have required features.

Fix Text (F-36667r2_fix)
Use a MEM product that alerts the user if the certificate uses an unverified CRL.