| name | cis-ubuntu1604-v200-5-6 |
| description | Ensure root login is restricted to system console |
| category | cis-iam |
| version | 2.0.0 |
| author | cyberstrike-official |
| tags | ["cis","ubuntu","linux","ubuntu-16.04","authentication","pam"] |
| cis_id | 5.6 |
| cis_benchmark | CIS Ubuntu Linux 16.04 LTS Benchmark v2.0.0 |
| tech_stack | ["ubuntu","linux"] |
| cwe_ids | [] |
| chains_with | [] |
| prerequisites | [] |
| severity_boost | {} |
Ensure root login is restricted to system console
Profile Applicability:
- Level 1 - Server
- Level 1 - Workstation
Assessment Status: Manual
Description
The file /etc/securetty contains a list of valid terminals that may be logged in directly as root.
Rationale
Since the system console has special properties to handle emergency situations, it is important to ensure that the console is in a physically secure location and that unauthorized consoles have not been defined.
Audit Procedure
Command Line
cat /etc/securetty
Remediation
Command Line
Remove entries for any consoles that are not in a physically secure location.
References
None
CIS Controls
| Controls Version | Control |
|---|
| v7 | 4.3 Ensure the Use of Dedicated Administrative Accounts - Ensure that all users with administrative account access use a dedicated or secondary account for elevated activities. This account should only be used for administrative activities and not internet browsing, email, or similar activities. |
Profile
- Level 1 - Server
- Level 1 - Workstation