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The SUSE operating system must not allow unattended logon via SSH.


Overview

Finding ID Version Rule ID IA Controls Severity
V-99011 SLES-12-030151 SV-108115r1_rule High
Description
None
STIG Date
SLES 12 Security Technical Implementation Guide 2020-01-07

Details

Check Text ( C-97851r1_chk )
Verify the SUSE operating system disables unattended via SSH.

Check that unattended logon via SSH is disabled with the following command:

# sudo grep -i "permituserenvironment" /etc/ssh/sshd_config

PermitUserEnvironment no

If the "PermitUserEnvironment" keyword is not set to "no", is missing completely, or is commented out, this is a finding.
Fix Text (F-104687r1_fix)
Configure the SUSE operating system disables unattended logon via SSH.

Add or edit the following lines in the "/etc/ssh/sshd_config" file:

PermitUserEnvironment no