Detections
Analytics

1.54 EX19-ED-000159

Information

Exchange must limit the Receive connector timeout.

GROUP ID: V-259630
RULE ID: SV-259630r1043182

Email system availability depends in part on best practices strategies for setting tuning. This configuration controls the number of idle minutes before the connection is dropped. It works in conjunction with the Maximum Inbound Connections Count setting.

Solution

Update the EDSP, or the applicable documentation.

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 quotes.

or

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

Repeat the procedures for each Receive connector.

See Also

https://workbench.cisecurity.org/benchmarks/23645

Item Details

Category: ACCESS CONTROL

References: 800-53|AC-12, CAT|II, CCI|CCI-002361, Rule-ID|SV-259630r1043182_rule, STIG-ID|EX19-ED-000159, Vuln-ID|V-259630

Plugin: Windows

Control ID: 2064e9cd7828d66c303ee1c579b9ffae86bbc9886c5df39ca10afb33fcccd982