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The SSH daemon must not allow authentication using an empty password.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-63199 | ESXI-06-000015 | SV-77689r1_rule | High |
| Description |
|---|
| Configuring this setting for the SSH daemon provides additional assurance that remote login via SSH will require a password, even in the event of misconfiguration elsewhere. |
| STIG | Date |
|---|---|
| VMware vSphere ESXi 6.0 Security Technical Implementation Guide | 2017-07-11 |
Details
| Check Text ( C-63933r1_chk ) |
|---|
| To verify how the SSH daemon's "PermitEmptyPasswords" option is set, run the following command: # grep -i "^PermitEmptyPasswords" /etc/ssh/sshd_config If there is no output or the output is not exactly "PermitEmptyPasswords no", this is a finding. |
| Fix Text (F-69117r1_fix) |
|---|
| To explicitly disallow remote login from accounts with empty passwords, add or correct the following line in "/etc/ssh/sshd_config": PermitEmptyPasswords no |