STIGQter: STIG Summary: Microsoft Exchange 2016 Edge Transport Server Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 22 Jan 2021:

Exchange external Receive connectors must be domain secure-enabled.

DISA Rule

SV-221206r612603_rule

Vulnerability Number

V-221206

Group Title

SRG-APP-000038

Rule Version

EX16-ED-000050

Severity

CAT II

CCI(s)

• CCI-001368 - The information system enforces approved authorizations for controlling the flow of information within the system based on organization-defined information flow control policies.

Weight

10

Fix Recommendation

Open the Exchange Management Shell and enter the following command:

Set-ReceiveConnector -Identity <'IdentityName'> -DomainSecureEnabled $true

Note: The <IdentityName> value must be in single quotes.

Repeat the procedures for each receive connector.

Check Contents

Open the Exchange Management Shell and enter the following command:

Get-ReceiveConnector | Select Name, Identity, DomainSecureEnabled

For each receive connector, if the value of "DomainSecureEnabled" is not set to "True", this is a finding.

Vulnerability Number

V-221206

Documentable

False

Rule Version

EX16-ED-000050

Severity Override Guidance

Open the Exchange Management Shell and enter the following command:

Get-ReceiveConnector | Select Name, Identity, DomainSecureEnabled

For each receive connector, if the value of "DomainSecureEnabled" is not set to "True", this is a finding.

Check Content Reference

M

Target Key

4079

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