STIGQter STIGQter: STIG Summary: Tanium 7.x Application on TanOS Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 02 Apr 2025:

Control of the Tanium Client service must be restricted to SYSTEM access only for all managed clients.

DISA Rule

SV-254930r961317_rule

Vulnerability Number

V-254930

Group Title

SRG-APP-000328

Rule Version

TANS-AP-000800

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

1. Using a web browser on a system that has connectivity to the Tanium Application, access the Tanium Application web user interface (UI) and log on with multi-factor authentication.

2. Click "Modules" on the top navigation banner.

3. Click "Interact".

4. In "Categories" section, select "Client Service Hardening".

5. In "Dashboards" section, select "Control Service State Permissions".

6. The results will show a "Count" of clients matching the "Service Control is set to default permissions" query.

7. Select the result line for "Service Control is set to default permissions".

8. Choose "Deploy Action".

9. Deployment Package drop-down select "Client Service Hardening - Allow Only Local SYSTEM to Control Service".

10. Configure the schedule to repeat at least every hour for the requested action.

11. Under "Targeting Criteria" in the Action Group, select "All Computers" from the drop-down.

12. Click "Show preview to continue".

13. Noncompliant systems will be displayed at the bottom.

14. Click "Deploy Action".

15. Verify settings.

16. Click "Show Client Status Details".

Check Contents

1. Using a web browser on a system that has connectivity to the Tanium Application, access the Tanium Application web user interface (UI) and log on with multi-factor authentication.

2. Click "Administration" on the top navigation banner.

3. Under Actions, select "Scheduled Actions".

4. Look for a scheduled action titled "Client Service Hardening - Allow Only Local SYSTEM to Control Service".

If a scheduled action titled "Client Service Hardening - Allow Only Local SYSTEM to Control Service" does not exist, this is a finding.

5. If the scheduled action exists, select it and if it is not approved (the "Approve" button at the top of the section will be displayed if not approved), this is a finding.

If the scheduled action exists and has been approved but does not restrict control of the Tanium Client service to "Allow Only Local SYSTEM to Control Service," this is a finding.

If the action is not configured to repeat at least every hour, this is a finding.

If the scheduled action is not targeted at an "All Computers" Action Group, this is a finding.

Vulnerability Number

V-254930

Documentable

False

Rule Version

TANS-AP-000800

Severity Override Guidance

1. Using a web browser on a system that has connectivity to the Tanium Application, access the Tanium Application web user interface (UI) and log on with multi-factor authentication.

2. Click "Administration" on the top navigation banner.

3. Under Actions, select "Scheduled Actions".

4. Look for a scheduled action titled "Client Service Hardening - Allow Only Local SYSTEM to Control Service".

If a scheduled action titled "Client Service Hardening - Allow Only Local SYSTEM to Control Service" does not exist, this is a finding.

5. If the scheduled action exists, select it and if it is not approved (the "Approve" button at the top of the section will be displayed if not approved), this is a finding.

If the scheduled action exists and has been approved but does not restrict control of the Tanium Client service to "Allow Only Local SYSTEM to Control Service," this is a finding.

If the action is not configured to repeat at least every hour, this is a finding.

If the scheduled action is not targeted at an "All Computers" Action Group, this is a finding.

Check Content Reference

M

Target Key

5492