The ESXi hostSSH daemon must set a timeout interval on idle sessions.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-207628 | ESXI-65-000027 | SV-207628r388482_rule | Low |
| Description |
|---|
| Causing idle users to be automatically logged out guards against compromises one system leading trivially to compromises on another. |
| STIG | Date |
|---|---|
| VMware vSphere 6.5 ESXi Security Technical Implementation Guide | 2021-09-22 |
Details
| Check Text ( C-7883r364283_chk ) |
|---|
| From an SSH session connected to the ESXi host, or from the ESXi shell, run the following command: # grep -i "^ClientAliveInterval" /etc/ssh/sshd_config If there is no output or the output is not exactly "ClientAliveInterval 200", this is a finding. |
| Fix Text (F-7883r364284_fix) |
|---|
| From an SSH session connected to the ESXi host, or from the ESXi shell, add or correct the following line in "/etc/ssh/sshd_config": ClientAliveInterval 200 |