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The system must disable the Managed Object Browser (MOB).
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-63237 | ESXI-06-000034 | SV-77727r1_rule | Medium |
| Description |
|---|
| The Managed Object Browser (MOB) provides a way to explore the object model used by the VMkernel to manage the host and enables configurations to be changed as well. This interface is meant to be used primarily for debugging the vSphere SDK, but because there are no access controls it could also be used as a method obtain information about a host being targeted for unauthorized access. |
| STIG | Date |
|---|---|
| VMware vSphere ESXi 6.0 Security Technical Implementation Guide | 2017-07-11 |
Details
| Check Text ( C-63971r1_chk ) |
|---|
| From the vSphere Client select the ESXi Host and go to Configuration >> Advanced Settings. Select the Config.HostAgent.plugins.solo.enableMob value and verify it is set to false. or From a PowerCLI command prompt while connected to the ESXi host run the following command: Get-VMHost | Get-AdvancedSetting -Name Config.HostAgent.plugins.solo.enableMob If the Config.HostAgent.plugins.solo.enableMob setting is not set to false, this is a finding. |
| Fix Text (F-69155r1_fix) |
|---|
| From the vSphere Client select the ESXi Host and go to Configuration >> Advanced Settings. Select the Config.HostAgent.plugins.solo.enableMob value and configure it to false. or From a PowerCLI command prompt while connected to the ESXi host run the following commands: Get-VMHost | Get-AdvancedSetting -Name Config.HostAgent.plugins.solo.enableMob | Set-AdvancedSetting -Value false |