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The vCenter Server must terminate management sessions after 10 minutes of inactivity.


Overview

Finding ID Version Rule ID IA Controls Severity
V-243075 VCTR-67-000004 SV-243075r719468_rule Medium
Description
Terminating an idle session within a short time period reduces the window of opportunity for unauthorized personnel to take control of a management session enabled on the console or console port that has been left unattended. In addition, quickly terminating an idle session will also free up resources committed by the managed network element.
STIG Date
VMware vSphere 6.7 vCenter Security Technical Implementation Guide 2021-04-16

Details

Check Text ( C-46350r719466_chk )
Note: For vCenter Server Windows, this is not applicable.

On the vCenter Server, execute the following command:

# grep "^session\.timeout" /etc/vmware/vsphere-client/webclient.properties

Expected result:

session.timeout = 10

If the output does not match the expected result, this is a finding.
Fix Text (F-46307r719467_fix)
Navigate to and open /etc/vmware/vsphere-client/webclient.properties. Remove any existing "session.timeout" line and add the following:

session.timeout = 10