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The Tanium endpoint must have the Tanium Servers public key in its installation, which will allow it to authenticate and uniquely identify all network-connected endpoint devices before establishing any connection.

An XCCDF Rule

Description

<VulnDiscussion>Without cryptographic integrity protections, information can be altered by unauthorized users without detection. Without identifying devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. Remote access is access to DoD nonpublic information systems by an authorized user (or an information system) communicating through an external, non-organization-controlled network. Remote access methods include, for example, dial-up, broadband, and wireless. Cryptographic mechanisms used for protecting the integrity of information include, for example, signed hash functions using asymmetric cryptography enabling distribution of the public key to verify the hash information while maintaining the confidentiality of the secret key used to generate the hash. For distributed architectures (e.g., service-oriented architectures), the decisions regarding the validation of identification claims may be made by services separate from the services acting on those decisions. In such situations, it is necessary to provide the identification decisions (as opposed to the actual identifiers) to the services that need to act on those decisions. For distributed architectures (e.g., service-oriented architectures), the decisions regarding the validation of authentication claims may be made by services separate from the services acting on those decisions. In such situations, it is necessary to provide authentication decisions (as opposed to the actual authenticators) to the services that need to act on those decisions. This requirement applies to applications that connect locally, remotely, or through a network to an endpoint device (including but not limited to workstations, printers, servers [outside a datacenter], VoIP Phones, and VTC CODECs). Gateways and SOA applications are examples of where this requirement would apply. Device authentication is a solution enabling an organization to manage devices. It is an additional layer of authentication ensuring only specific preauthorized devices can access the system. Satisfies: SRG-APP-000015, SRG-APP-000158, SRG-APP-000394</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>

ID
SV-93283r1_rule
Severity
Medium
References
Updated



Remediation - Manual Procedure

For systems that do not have a valid key for the Tanium Server, redeploy the client software from Tanium using the Tanium Client Deployment Tool or work with the Tanium System Administrator to accomplish this.