STIGQter STIGQter: STIG Summary: MS Exchange 2013 Edge Transport Server Security Technical Implementation Guide Version: 1 Release: 5 Benchmark Date: 26 Apr 2019: Exchange must limit the Receive connector timeout.

DISA Rule

SV-84405r1_rule

Vulnerability Number

V-69783

Group Title

SRG-APP-000001

Rule Version

EX13-EG-000005

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

Update the EDSP.

Open the Exchange Management Shell and enter the following command:

Set-ReceiveConnector -Identity <'IdentityName'> -ConnectionTimeout 00:05:00

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

or

The value as identified by the EDSP that has obtained a signoff with risk acceptance.

Repeat the procedures for each Receive connector.

Check Contents

Review the Email Domain Security Plan (EDSP).

Determine the connection Timeout value.

Open the Exchange Management Shell and enter the following command:

Get-ReceiveConnector | Select Name, Identity, ConnectionTimeout

For each Receive connector, if the value of ConnectionTimeout is not set to 00:05:00, this is a finding.

or

If ConnectionTimeout is set to another value other than 00:05:00 and has signoff and risk acceptance in the EDSP, this is not a finding.

Vulnerability Number

V-69783

Documentable

False

Rule Version

EX13-EG-000005

Severity Override Guidance

Review the Email Domain Security Plan (EDSP).

Determine the connection Timeout value.

Open the Exchange Management Shell and enter the following command:

Get-ReceiveConnector | Select Name, Identity, ConnectionTimeout

For each Receive connector, if the value of ConnectionTimeout is not set to 00:05:00, this is a finding.

or

If ConnectionTimeout is set to another value other than 00:05:00 and has signoff and risk acceptance in the EDSP, this is not a finding.

Check Content Reference

M

Target Key

3099

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