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

The Exchange Sender Reputation filter must be enabled.

DISA Rule

SV-259614r961161_rule

Vulnerability Number

V-259614

Group Title

SRG-APP-000261

Rule Version

EX19-ED-000128

Severity

CAT II

CCI(s)

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

Weight

10

Fix Recommendation

Open the Exchange Management Shell and enter the following command:

Set-SenderReputationConfig -Enabled $true

Check Contents

Note: If third-party anti-spam product is being used, the anti-spam product must be configured to meet the requirement.

Additionally, the default value for "Sender Reputation" is "True" for "Enabled".

Open the Exchange Management Shell and enter the following command:

Get-SenderReputationConfig | Select-Object -Property Name, Enabled

If the value of "Enabled" is not set to "True", this is a finding.

Vulnerability Number

V-259614

Documentable

False

Rule Version

EX19-ED-000128

Severity Override Guidance

Note: If third-party anti-spam product is being used, the anti-spam product must be configured to meet the requirement.

Additionally, the default value for "Sender Reputation" is "True" for "Enabled".

Open the Exchange Management Shell and enter the following command:

Get-SenderReputationConfig | Select-Object -Property Name, Enabled

If the value of "Enabled" is not set to "True", this is a finding.

Check Content Reference

M

Target Key

5579