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The OS X system must not allow an unattended or automatic logon to the system.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-76105 | AOSX-12-000925 | SV-90793r1_rule | Medium |
| Description |
|---|
| When automatic logons are enabled, the default user account is automatically logged on at boot time without prompting the user for a password. Even if the screen is later locked, a malicious user would be able to reboot the computer to log on. Disabling automatic logons mitigates this risk. |
| STIG | Date |
|---|---|
| Apple OS X 10.12 Security Technical Implementation Guide | 2018-01-04 |
Details
| Check Text ( C-75789r1_chk ) |
|---|
| To check if the system is configured to automatically log on, run the following command: /usr/sbin/system_profiler SPConfigurationProfileDataType | /usr/bin/grep DisableAutoLoginClient If "com.apple.login.mcx.DisableAutoLoginClient" is not set to "1", this is a finding. |
| Fix Text (F-82743r1_fix) |
|---|
| This setting is enforced using the "Login Window Policy" configuration profile. |