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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-38614 RHEL-06-000239 SV-50415r1_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
Red Hat Enterprise Linux 6 Security Technical Implementation Guide 2017-04-28

Details

Check Text ( None )
None
Fix Text (F-43562r1_fix)
To explicitly disallow remote login from accounts with empty passwords, add or correct the following line in "/etc/ssh/sshd_config":

PermitEmptyPasswords no

Any accounts with empty passwords should be disabled immediately, and PAM configuration should prevent users from being able to assign themselves empty passwords.