STIGQter: STIG Summary: MS Exchange 2010 Edge Transport Server STIG Version: 1 Release: 15 Benchmark Date: 26 Apr 2019:

Messages with malformed from address must be rejected.

DISA Rule

SV-44051r1_rule

Vulnerability Number

V-33631

Group Title

Exch-2-333

Rule Version

Exch-2-333

Severity

CAT II

CCI(s)

• CCI-000366 - The organization implements the security configuration settings.

Weight

10

Fix Recommendation

Open the Exchange Management Shell and enter the following command:

Set-SenderIdConfig -SpoofedDomainAction Reject

Check Contents

Open the Exchange Management Shell and enter the following command:

Get-SenderIdConfig | Select Name, Identity, SpoofedDomainAction

If the value of 'SpoofedDomainAction' is not set to 'Reject', this is a finding.

Vulnerability Number

V-33631

Documentable

False

Rule Version

Exch-2-333

Severity Override Guidance

Open the Exchange Management Shell and enter the following command:

Get-SenderIdConfig | Select Name, Identity, SpoofedDomainAction

If the value of 'SpoofedDomainAction' is not set to 'Reject', this is a finding.

Check Content Reference

M

Target Key

1995

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