The ESXi host must terminate shell services after 10 minutes.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-239297 | ESXI-67-000042 | SV-239297r674820_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 be stopped automatically. Satisfies: SRG-OS-000163-VMM-000700, SRG-OS-000279-VMM-001010 |
| STIG | Date |
|---|---|
| VMware vSphere 6.7 ESXi Security Technical Implementation Guide | 2022-01-05 |
Details
| Check Text ( C-42530r674818_chk ) |
|---|
| From the vSphere Client, select the ESXi Host and go to Configure >> System >> Advanced System 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-42489r674819_fix) |
|---|
| From the vSphere Client, select the ESXi host and go to Configure >> System >> Advanced System Settings. Click "Edit", 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 |