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Tanium 7.x Application on TanOS Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • The Tanium application must alert the ISSO and SA (at a minimum) in the event of an audit processing failure.

    <VulnDiscussion>It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required....
    Rule Medium Severity
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  • SRG-APP-000111

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium application must be configured to send audit records from multiple components within the system to a central location for review and analysis of audit records.

    &lt;VulnDiscussion&gt;Successful incident response and auditing relies on timely, accurate system information and analysis to allow the organizatio...
    Rule Medium Severity
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  • SRG-APP-000115

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium applications must provide the capability to filter audit records for events of interest based upon organization-defined criteria.

    &lt;VulnDiscussion&gt;The ability to specify the event criteria of interest provides the persons reviewing the logs with the ability to quickly iso...
    Rule Medium Severity
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  • SRG-APP-000119

    <GroupDescription></GroupDescription>
    Group
    Show

  • Access to Tanium logs on each endpoint must be restricted by permissions.

    &lt;VulnDiscussion&gt;For the Tanium Client software to run without impact from external negligent or malicious changes, the permissions on the Tan...
    Rule Medium Severity
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  • SRG-APP-000121

    <GroupDescription></GroupDescription>
    Group
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  • The Tanium application must prohibit user installation, modification, or deletion of software without explicit privileged status.

    &lt;VulnDiscussion&gt;Allowing regular users to install, modify, or delete software, without explicit privileges, creates the risk that the applica...
    Rule Medium Severity
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  • SRG-APP-000131

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium cryptographic signing capabilities must be enabled on the Tanium Clients to safeguard the authenticity of communications sessions when answering requests from the Tanium Server.

    &lt;VulnDiscussion&gt;All of Tanium's signing capabilities should be enabled upon install. Tanium supports the cryptographic signing and verificati...
    Rule Medium Severity
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  • SRG-APP-000131

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium cryptographic signing capabilities must be enabled on the Tanium Server.

    &lt;VulnDiscussion&gt;All of Tanium's signing capabilities must be enabled upon install. Tanium supports the cryptographic signing and verification...
    Rule Medium Severity
    Show

  • SRG-APP-000142

    <GroupDescription></GroupDescription>
    Group
    Show

  • Firewall rules must be configured on the Tanium Endpoints for Client-to-Server communications.

    &lt;VulnDiscussion&gt;In addition to the client-to-server TCP communication that takes place over port 17472, Tanium Clients also communicate to ot...
    Rule Medium Severity
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  • SRG-APP-000142

    <GroupDescription></GroupDescription>
    Group
    Show

  • Firewall rules must be configured on the Tanium Server for Client-to-Server communications.

    &lt;VulnDiscussion&gt;In addition to the client-to-server TCP communication that takes place over port 17472, Tanium Clients also communicate to ot...
    Rule Medium Severity
    Show

  • SRG-APP-000142

    <GroupDescription></GroupDescription>
    Group
    Show

  • Firewall rules must be configured on the Tanium Zone Server for Client-to-Zone Server communications.

    &lt;VulnDiscussion&gt;In customer environments using the Tanium Zone Server, a Tanium Client may be configured to point to a Zone Server instead of...
    Rule Medium Severity
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  • SRG-APP-000142

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium Application Server must be configured to prohibit or restrict the use of organization-defined functions, ports, protocols, and/or services, as defined in the PPSM CAL and vulnerability assessments.

    &lt;VulnDiscussion&gt;To prevent unauthorized connection of devices, unauthorized transfer of information, or unauthorized tunneling (i.e., embeddi...
    Rule Medium Severity
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  • SRG-APP-000158

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium endpoint must have the Tanium Servers public key in its installation.

    &lt;VulnDiscussion&gt;Without cryptographic integrity protections, information can be altered by unauthorized users without detection. Remote acce...
    Rule Medium Severity
    Show

  • SRG-APP-000164

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium application must enforce a minimum 15-character password length.

    &lt;VulnDiscussion&gt;The shorter the password, the lower the number of possible combinations that need to be tested before the password is comprom...
    Rule Medium Severity
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  • SRG-APP-000165

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium application must prohibit password reuse for a minimum of five generations.

    &lt;VulnDiscussion&gt;Password complexity, or strength, is a measure of the effectiveness of a password in resisting attempts at guessing and brute...
    Rule Medium Severity
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  • SRG-APP-000173

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium application must enforce a 60-day maximum password lifetime restriction.

    &lt;VulnDiscussion&gt;Any password, no matter how complex, can eventually be cracked. Therefore, passwords need to be changed at specific intervals...
    Rule Medium Severity
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  • SRG-APP-000175

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium Server certificates must have Extended Key Usage entries for the serverAuth object TLS Web Server Authentication and the clientAuth object TLS Web Client Authentication.

    &lt;VulnDiscussion&gt;Restricting this setting limits the user's ability to change their password. Passwords need to be changed at specific policy ...
    Rule Medium Severity
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  • SRG-APP-000177

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium application must be configured for LDAP user/group synchronization to map the authenticated identity to the individual user or group account for PKI-based authentication.

    &lt;VulnDiscussion&gt;Without mapping the certificate used to authenticate to the user account, the ability to determine the identity of the indivi...
    Rule Medium Severity
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  • SRG-APP-000180

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium application must uniquely identify and authenticate nonorganizational users (or processes acting on behalf of nonorganizational users).

    &lt;VulnDiscussion&gt;Lack of authentication and identification enables nonorganizational users to gain access to the application or possibly other...
    Rule Medium Severity
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  • SRG-APP-000211

    <GroupDescription></GroupDescription>
    Group
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  • The Tanium application must separate user functionality (including user interface services) from information system management functionality.

    &lt;VulnDiscussion&gt;Application management functionality includes functions necessary for administration and requires privileged user access. All...
    Rule Medium Severity
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  • SRG-APP-000226

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium Server and Client applications must have logging enabled.

    &lt;VulnDiscussion&gt;Failure to a known state can address safety or security in accordance with the mission/business needs of the organization. Fa...
    Rule Medium Severity
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  • SRG-APP-000246

    <GroupDescription></GroupDescription>
    Group
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  • The Tanium application must restrict the ability of individuals to use information systems to launch organization-defined Denial of Service (DoS) attacks against other information systems.

    &lt;VulnDiscussion&gt;The Tanium Action Approval feature provides a two-person integrity control mechanism designed to achieve a high-level of secu...
    Rule Medium Severity
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  • SRG-APP-000247

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Tanium application must manage bandwidth throttles to limit the effects of information flooding types of Denial of Service (DoS) attacks.

    &lt;VulnDiscussion&gt;DoS is a condition when a resource is not available for legitimate users. When this occurs, the organization either cannot ac...
    Rule Medium Severity
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  • SRG-APP-000267

    <GroupDescription></GroupDescription>
    Group
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  • The Tanium application must reveal error messages only to the ISSO, ISSM, and SA.

    &lt;VulnDiscussion&gt;Only authorized personnel should be aware of errors and the details of the errors. Error messages are an indicator of an orga...
    Rule Medium Severity
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  • SRG-APP-000270

    <GroupDescription></GroupDescription>
    Group
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  • The Tanium application must employ automated mechanisms to determine the state of information system components with regard to flaw remediation using the following frequency: Continuously, where ESS is used; 30 days, for any additional internal network scans not covered by ESS; and annually, for external scans by Computer Network Defense Service Provider (CNDSP).

    &lt;VulnDiscussion&gt;Without the use of automated mechanisms to scan for security flaws on a continuous and/or periodic basis, the system componen...
    Rule Medium Severity
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  • Tanium must notify SA and ISSO when accounts are created.

    &lt;VulnDiscussion&gt;Once an attacker establishes initial access to a system, the attacker often attempts to create a persistent method of re-esta...
    Rule Medium Severity
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  • SRG-APP-000292

    <GroupDescription></GroupDescription>
    Group
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  • Tanium must notify system administrators and ISSO when accounts are modified.

    &lt;VulnDiscussion&gt;When application accounts are modified, user accessibility is affected. Accounts are utilized for identifying individual user...
    Rule Medium Severity
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