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The system must allow locking of the console screen in text mode.


Overview

Finding ID Version Rule ID IA Controls Severity
V-50953 OL6-00-000071 SV-65159r1_rule Low
Description
Installing "screen" ensures a console locking capability is available for users who may need to suspend console logins.
STIG Date
Oracle Linux 6 Security Technical Implementation Guide 2016-12-20

Details

Check Text ( C-53403r1_chk )
Run the following command to determine if the "screen" package is installed:

# rpm -q screen

If the package is not installed, this is a finding.
Fix Text (F-55755r1_fix)
To enable console screen locking when in text mode, install the "screen" package:

# yum install screen

Instruct users to begin new terminal sessions with the following command:

$ screen

The console can now be locked with the following key combination:

ctrl+a x