STIGQter: STIG Summary: Tanium 7.x Security Technical Implementation Guide Version: 2 Release: 3 Benchmark Date: 02 Jul 2025:

The Tanium Server and Client applications must have logging enabled.

DISA Rule

SV-253785r997226_rule

Vulnerability Number

V-253785

Group Title

SRG-APP-000226

Rule Version

TANS-00-001155

Severity

CAT II

CCI(s)

• CCI-001665 - Preserve organization-defined system state information in the event of a system failure.

Weight

10

Fix Recommendation

For Tanium Server:

1. Using a web browser on a system that has connectivity to the Tanium application, access the Tanium application web UI and log on with multifactor authentication.

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

3. Under "Configuration", select "Logging".

4. In "Log Verbosity Level for Troubleshooting", set "Tanium Server" and "Tanium Module Server" to "1".

For Tanium Client:

1. Using a web browser on a system that has connectivity to the Tanium application, access the Tanium application web UI and log on with multifactor authentication.

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

3. Click "Interact".

4. In the "Explore Data" box, type the following question:

Get Tanium Client Explicit Setting[LogVerbosityLevel] < 1 and Is Windows from all machines with Tanium Client Explicit Setting[LogVerbosityLevel] < 1

5. Select the row with "Is windows" set to "True" and deploy the following action and settings:
a) Deployment Package: Modify Tanium Client Setting
b) RegType: REG_DWORD
c) ValueName: LogVerbosityLevel
d) ValueData: 1 or higher

Schedule Deployment
a) Distribute over: 1 hour

6. Click "Show Preview to continue".

7. Click "Deploy Action".

8. Select the row with "Is windows" set to "False" and deploy the following action and settings:
a) Deployment Package: Modify Tanium Client Setting [Non-Windows]
b) RegType: NUMERIC
c) ValueName: LogVerbosityLevel
d) ValueData: 1 or higher

Schedule Deployment
a) Distribute over: 1 hour

9. Click "Show Preview to continue".

10. Click "Deploy Action".

Check Contents

For Tanium Server:

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 multifactor authentication.

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

3. Under "Configuration", select "Logging".

4. Select "Log Level".

If the value for the current level for "Tanium Server" and "Tanium Module Server" is not set to "1" or higher, this is a finding.

For Tanium Client:

1. Using a web browser on a system that has connectivity to the Tanium application, access the Tanium application web UI. Log on with multifactor authentication.

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

3. Click "Interact".

4. In the "Explore Data" box, type the following question:

Get Tanium Client Explicit Setting[LogVerbosityLevel] < 1 and Is Windows from all machines with Tanium Client Explicit Setting[LogVerbosityLevel] < 1

If any answers are returned that are "0", this is a finding.

Vulnerability Number

V-253785

Documentable

False

Rule Version

TANS-00-001155

Severity Override Guidance

For Tanium Server:

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 multifactor authentication.

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

3. Under "Configuration", select "Logging".

4. Select "Log Level".

If the value for the current level for "Tanium Server" and "Tanium Module Server" is not set to "1" or higher, this is a finding.

For Tanium Client:

1. Using a web browser on a system that has connectivity to the Tanium application, access the Tanium application web UI. Log on with multifactor authentication.

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

3. Click "Interact".

4. In the "Explore Data" box, type the following question:

Get Tanium Client Explicit Setting[LogVerbosityLevel] < 1 and Is Windows from all machines with Tanium Client Explicit Setting[LogVerbosityLevel] < 1

If any answers are returned that are "0", this is a finding.

Check Content Reference

M

Target Key

5476