The VMM must automatically terminate a user session after inactivity timeouts have expired or at shutdown by setting an idle timeout on shell services.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-63775 | ESXI-06-100042 | SV-78265r1_rule | Medium |
| Description |
|---|
| When the ESXi Shell or SSH services are enabled on a host they will run indefinitely. To avoid having these services left running set the ESXiShellTimeOut. The ESXiShellTimeOut defines a window of time after which the ESXi Shell and SSH services will automatically be terminated. |
| STIG | Date |
|---|---|
| VMware vSphere ESXi 6.0 Security Technical Implementation Guide | 2019-01-04 |
Details
| Check Text ( C-64525r1_chk ) |
|---|
| From the vSphere Client select the ESXi Host and go to Configuration >> Advanced Settings. Select the UserVars.ESXiShellTimeOut value and verify it is set to 600 (10 Minutes). or From a PowerCLI command prompt while connected to the ESXi host run the following command: Get-VMHost | Get-AdvancedSetting -Name UserVars.ESXiShellTimeOut If the UserVars.ESXiShellTimeOut setting is not set to 600, this is a finding. |
| Fix Text (F-69703r1_fix) |
|---|
| From the vSphere Client select the ESXi Host and go to Configuration >> Advanced Settings. Select the UserVars.ESXiShellTimeOut value and configure it to 600. or From a PowerCLI command prompt while connected to the ESXi host run the following commands: Get-VMHost | Get-AdvancedSetting -Name UserVars.ESXiShellTimeOut | Set-AdvancedSetting -Value 600 |