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

The Exchange Block List service provider must be identified.

DISA Rule

SV-259618r961161_rule

Vulnerability Number

V-259618

Group Title

SRG-APP-000261

Rule Version

EX19-ED-000132

Severity

CAT II

CCI(s)

• CCI-001308 - Automatically update spam protection mechanisms on an organization-defined frequency.

Weight

10

Fix Recommendation

Update the EDSP to reflect the name and information for the Block List provider.

Open the Exchange Management Shell and enter the following command:

Set-IPBlockListProvider -Name <Provider Name> [Additional optional parameters as required by the service provider]

Check Contents

If not using a service provider, this requirement is not applicable.

Review the Email Domain Security Plan (EDSP).

Determine the name and information for the Block List provider.

Open the Exchange Management Shell and enter the following command:

Get-IPBlockListProvider | Select-Object -Property Name, Identity, LookupDomain

If the values for "Name", GUID, and "LookupDomain" are not configured, this is a finding.

Vulnerability Number

V-259618

Documentable

False

Rule Version

EX19-ED-000132

Severity Override Guidance

If not using a service provider, this requirement is not applicable.

Review the Email Domain Security Plan (EDSP).

Determine the name and information for the Block List provider.

Open the Exchange Management Shell and enter the following command:

Get-IPBlockListProvider | Select-Object -Property Name, Identity, LookupDomain

If the values for "Name", GUID, and "LookupDomain" are not configured, this is a finding.

Check Content Reference

M

Target Key

5579