← Back to SUSE Linux Enterprise Server 15 Security Technical Implementation Guide

V-235031

CAT I (High)

The SUSE operating system must not allow unattended or automatic logon via the graphical user interface (GUI).

Rule ID

SV-235031r991591_rule

STIG

SUSE Linux Enterprise Server 15 Security Technical Implementation Guide

Version

V2R7

CCIs

None

Discussion

Failure to restrict system access to authenticated users negatively impacts SUSE operating system security.

Check Content

Note: If a graphical user interface is not installed, this requirement is Not Applicable.

Verify the SUSE operating system does not allow unattended or automatic logon via the GUI.

Check that unattended or automatic login is disabled with the following commands:

> grep -i ^DISPLAYMANAGER_AUTOLOGIN /etc/sysconfig/displaymanager

DISPLAYMANAGER_AUTOLOGIN=""

> grep -i ^DISPLAYMANAGER_PASSWORD_LESS_LOGIN /etc/sysconfig/displaymanager

DISPLAYMANAGER_PASSWORD_LESS_LOGIN="no"

If the "DISPLAYMANAGER_AUTOLOGIN" parameter includes a username or the
"DISPLAYMANAGER_PASSWORD_LESS_LOGIN"
If parameter is not set to "no", this is a finding.

Fix Text

Note: If a graphical user interface is not installed, this requirement is Not Applicable.

Configure the SUSE operating system GUI to not allow unattended or automatic logon to the system.

Add or edit the following lines in the "/etc/sysconfig/displaymanager"
configuration file:

DISPLAYMANAGER_AUTOLOGIN=""
DISPLAYMANAGER_PASSWORD_LESS_LOGIN="no"