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V-234064

CAT II (Medium)

The Tanium application must provide an immediate warning to the SA and ISSO (at a minimum) when allocated audit record storage volume reaches 75% of repository maximum audit record storage capacity.

Rule ID

SV-234064r961398_rule

STIG

Tanium 7.3 Security Technical Implementation Guide

Version

V2R3

CCIs

CCI-001855

Discussion

If security personnel are not notified immediately upon storage volume utilization reaching 75%, they are unable to plan for storage capacity expansion.

Check Content

Consult with the Tanium system administrator or database administrator to determine the volume on which the Tanium SQL databases are installed.

Using a web browser on a system that has connectivity to the Tanium Application, access the Tanium Application web user interface (UI).

Log on with CAC.

Click on the navigation button (hamburger menu) on the top left of the console.

Click on "Connect".

Review the configured Sources.

If none exist to send Disk Free Space of the Tanium SQL Server, this is a finding.

Work with the SIEM administrator to determine if an alert is configured when Disk Free Space of the Tanium SQL Server reaches below 25%.

If there is no alert configured, this is a finding.

Fix Text

Consult with the Tanium system administrator or database administrator to determine the volume on which the Tanium SQL databases are installed.

Using a web browser on a system that has connectivity to the Tanium Application, access the Tanium Application web user interface (UI).

Log on with CAC.

Click on the navigation button (hamburger menu) on the top left of the console.

Click on "Interact".

Enter "Get Disk Free Space from all machines with Computer Name containing "[Your SQL Computer Name].

Press "Enter".

Select "Save this question" located under the Question box.

Enter a name (e.g., SQL Disk Free Space).

Select "Create Saved Question".

Click on the navigation button (hamburger menu) on the top left of the console.

Click on "Connect".

Select "Create Connection".

In the Sources and Destination section, select "Saved Question" from the drop-down menu.

Enter the "Saved Question Name" created above or select from the drop-down menu.

Select the "Computer Group" name from the drop-down menu.

Select the desired destination from the drop-down menu (must be a SIEM tool).

In the General Information section, provide a name and description.

Select "Create Connection" at bottom of the page.

Work with the SIEM administrator to configure an alert when Disk Free Space of the Tanium SQL Server reaches below 25% of maximum.