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

Send Connector connections count must be limited.

DISA Rule

SV-44009r1_rule

Vulnerability Number

V-33589

Group Title

Exch-2-760

Rule Version

Exch-2-760

Severity

CAT III

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-TransportServer -Identity <'ServerUnderReview'> -MaxOutboundConnections 1000.

If an alternate value is desired, obtain signoff with risk acceptance and document in the EDSP.

Check Contents

Obtain the Email Domain Security Plan (EDSP) and locate the value for 'SMTP Server Maximum Outbound Connections'.

Open the Exchange Management Shell and enter the following command:

Get-TransportServer -Identity <'ServerUnderReview'> | Select Name, Identity, MaxOutboundConnections

If the value of 'MaxOutboundConnections' is set to 1000 this is not a finding.

If the value of 'MaxOutboundConnections' is set to a value other than 1000 and has signoff and risk acceptance in the EDSP, this is not a finding.

Vulnerability Number

V-33589

Documentable

False

Rule Version

Exch-2-760

Severity Override Guidance

Obtain the Email Domain Security Plan (EDSP) and locate the value for 'SMTP Server Maximum Outbound Connections'.

Open the Exchange Management Shell and enter the following command:

Get-TransportServer -Identity <'ServerUnderReview'> | Select Name, Identity, MaxOutboundConnections

If the value of 'MaxOutboundConnections' is set to 1000 this is not a finding.

If the value of 'MaxOutboundConnections' is set to a value other than 1000 and has signoff and risk acceptance in the EDSP, this is not a finding.

Check Content Reference

M

Target Key

1995

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