STIGQter: STIG Summary: Oracle Linux 9 Security Technical Implementation Guide Version: 1 Release: 6 Benchmark Date: 01 Jul 2026:

OL 9 must require authentication to access single-user mode.

DISA Rule

SV-271442r1137691_rule

Vulnerability Number

V-271442

Group Title

SRG-OS-000080-GPOS-00048

Rule Version

OL09-00-000030

Severity

CAT II

CCI(s)

• CCI-000213 - Enforce approved authorizations for logical access to information and system resources in accordance with applicable access control policies.

Weight

10

Fix Recommendation

Configure OL 9 to require authentication for single-user mode.

Add or modify the following line in the "/usr/lib/systemd/system/rescue.service" file:

ExecStart=-/usr/lib/systemd/systemd-sulogin-shell rescue

Check Contents

Verify that OL 9 requires authentication for single-user mode with the following command:

$ grep sulogin /usr/lib/systemd/system/rescue.service
ExecStart=-/usr/lib/systemd/systemd-sulogin-shell rescue

If this line is not returned, or is commented out, this is a finding.

Vulnerability Number

V-271442

Documentable

False

Rule Version

OL09-00-000030

Severity Override Guidance

Verify that OL 9 requires authentication for single-user mode with the following command:

$ grep sulogin /usr/lib/systemd/system/rescue.service
ExecStart=-/usr/lib/systemd/systemd-sulogin-shell rescue

If this line is not returned, or is commented out, this is a finding.

Check Content Reference

M

Target Key

5680