| Vuln ID | Severity | Asset | STIG | Title | Status | Doc Status | Assigned To | Actions |
|---|---|---|---|---|---|---|---|---|
| V-228395 | CAT II | MONT-MB-002 | Microsoft Exchange 2016 Mailbox Server S... | Exchange must have anti-spam filtering configured. | - | |||
Check TextReview the Email Domain Security Plan (EDSP). Note: If using another DoD-approved antispam product for email or a DoD-approved email gateway spamming device, such as Enterprise Email Security Gateway (EEMSG), this is not applicable (NA). Determine the internal SMTP servers. Open the Exchange Management Shell and enter the following command: Get-TransportConfig | Format-List InternalSMTPServers If any internal SMTP server IP address returned does not reflect the list of accepted SMTP server IP addresses, this is a finding. Fix TextNote: Configure the IP addresses of every internal SMTP server. If the Mailbox server is the only SMTP server running the antispam agents, configure the IP address of the Mailbox server. Update the EDSP with the anti-spam mechanism used. Open the Exchange Management Shell and enter the following command: Single SMTP server address: Set-TransportConfig -InternalSMTPServers @{Add='<ip address1>'} Multiple SMTP server addresses: Set-TransportConfig -InternalSMTPServers @{Add='<ip address1>','<ip address2>'} Finding DetailsEvaluate-STIG 1.2507.5 (Scan-MSExchange2016MB_Checks) was unable to determine a Status but found the below configuration on 10/23/2025: ResultHash: 3FC99851771D3F134E9442229893EE7CF85081BD ~~~~~ No internal SMTP servers are configured.
Source: _Reviewed/MONT-MB-002/Checklist/MONT-MB-002_MSExchange2016MB_V2R6_20251023-152357.ckl
Scan Date: 2026-01-14T12:57:33.455034
Technology Area: Exchange Server
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