ESXI-70-000015 - The ESXi host Secure Shell (SSH) daemon must not allow authentication using an empty password.

Information

Configuring this setting for the SSH daemon provides additional assurance that remote logon via SSH will require a password, even in the event of misconfiguration elsewhere.

Solution

From an ESXi shell, add or correct the following line in '/etc/ssh/sshd_config':

PermitEmptyPasswords no

See Also

https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_VMW_vSphere_7-0_Y25M04_STIG.zip