STIGQter: STIG Summary: MS Exchange 2013 Edge Transport Server Security Technical Implementation Guide Version: 1 Release: 5 Benchmark Date: 26 Apr 2019:

Exchange Internet-facing Receive connectors must offer Transport Layer Security (TLS) before using basic authentication.

DISA Rule

SV-84439r1_rule

Vulnerability Number

V-69817

Group Title

SRG-APP-000219

Rule Version

EX13-EG-000090

Severity

CAT II

CCI(s)

• CCI-001184 - The information system protects the authenticity of communications sessions.

Weight

10

Fix Recommendation

Open the Exchange Management Shell and enter the following command:

Set-ReceiveConnector -Identity <'IdentityName'> -AuthMechanism 'Tls, BasicAuth, BasicAuthRequireTLS'

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

Example only for the Identity: <ServerName>\Frontend <ServerName>

Repeat the procedure for each Receive connector.

Check Contents

Open the Exchange Management Shell and enter the following command:

Get-ReceiveConnector | Select Name, Identity, AuthMechanism

For each Receive connector, if the value of AuthMechanism is not set to Tls, BasicAuth, BasicAuthRequireTLS, this is a finding.

Vulnerability Number

V-69817

Documentable

False

Rule Version

EX13-EG-000090

Severity Override Guidance

Open the Exchange Management Shell and enter the following command:

Get-ReceiveConnector | Select Name, Identity, AuthMechanism

For each Receive connector, if the value of AuthMechanism is not set to Tls, BasicAuth, BasicAuthRequireTLS, this is a finding.

Check Content Reference

M

Target Key

3099

Comments