STIGQter: STIG Summary: Microsoft Exchange 2019 Mailbox Server Security Technical Implementation Guide Version: 2 Release: 3 Benchmark Date: 02 Jul 2025:

Exchange must not send delivery reports to remote domains.

DISA Rule

SV-259705r961620_rule

Vulnerability Number

V-259705

Group Title

SRG-APP-000435

Rule Version

EX19-MB-000230

Severity

CAT II

CCI(s)

• CCI-002385 - Protect against or limit the effects of organization-defined types of denial of service events.

Weight

10

Fix Recommendation

Open the Exchange Management Shell and enter the following command:

Set-RemoteDomain -Identity <'IdentityName'> -DeliveryReportEnabled $false

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

Check Contents

Open the Exchange Management Shell and enter the following command:

Get-RemoteDomain | Select-Object -Property Identity, DeliveryReportEnabled

If the value of "DeliveryReportEnabled" is not set to "False", this is a finding.

Vulnerability Number

V-259705

Documentable

False

Rule Version

EX19-MB-000230

Severity Override Guidance

Open the Exchange Management Shell and enter the following command:

Get-RemoteDomain | Select-Object -Property Identity, DeliveryReportEnabled

If the value of "DeliveryReportEnabled" is not set to "False", this is a finding.

Check Content Reference

M

Target Key

5580