STIGQter: STIG Summary: Microsoft Exchange 2019 Edge Server Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 30 Jan 2025:

Exchange external Receive connectors must be domain secure-enabled.

DISA Rule

SV-259580r960840_rule

Vulnerability Number

V-259580

Group Title

SRG-APP-000065

Rule Version

EX19-ED-000019

Severity

CAT II

CCI(s)

• CCI-000044 - Enforce the organization-defined limit of consecutive invalid logon attempts by a user during the organization-defined time period.

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 quotes.

Repeat the procedures for each receive connector.

Check Contents

Open the Exchange Management Shell and enter the following command:

Get-ReceiveConnector | Select-Object -Property Name, Identity, DomainSecureEnabled

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

Vulnerability Number

V-259580

Documentable

False

Rule Version

EX19-ED-000019

Severity Override Guidance

Open the Exchange Management Shell and enter the following command:

Get-ReceiveConnector | Select-Object -Property 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

5579