STIGQter: STIG Summary: Canonical Ubuntu 24.04 LTS Security Technical Implementation Guide Version: 1 Release: 6 Benchmark Date: 01 Jul 2026:

Ubuntu 24.04 LTS must prevent direct login to the root account.

DISA Rule

SV-270724r1066661_rule

Vulnerability Number

V-270724

Group Title

SRG-OS-000109-GPOS-00056

Rule Version

UBTU-24-400110

Severity

CAT II

CCI(s)

• CCI-004045 - Require users to be individually authenticated before granting access to the shared accounts or resources.

Weight

10

Fix Recommendation

Configure Ubuntu 24.04 LTS to prevent direct logins to the root account by performing the following operations:

$ sudo passwd -l root

Check Contents

Verify Ubuntu 24.04 LTS prevents direct logins to the root account with the following command:

$ sudo passwd -S root
root L 04/08/2024 0 99999 7 -1

If the output does not contain "L" in the second field to indicate the account is locked, this is a finding.

Vulnerability Number

V-270724

Documentable

False

Rule Version

UBTU-24-400110

Severity Override Guidance

Verify Ubuntu 24.04 LTS prevents direct logins to the root account with the following command:

$ sudo passwd -S root
root L 04/08/2024 0 99999 7 -1

If the output does not contain "L" in the second field to indicate the account is locked, this is a finding.

Check Content Reference

M

Target Key

5673