ESXI-67-000027 - The ESXi host SSH daemon must set a timeout interval on idle sessions.

Information

Automatically logging out idle users guards against compromises via hijacked administrative sessions.

Solution

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

See Also

https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_VMW_vSphere_6-7_Y23M07_STIG.zip