Tanium 7.x Operating System on TanOS Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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SRG-OS-000126
<GroupDescription></GroupDescription>Group -
The Tanium operating system (TanOS) must provide an immediate warning to the SA and ISSO (at a minimum) when allocated audit record storage volume reaches 75 percent of repository maximum audit record storage capacity.
<VulnDiscussion>If security personnel are not notified immediately when storage volume reaches 75 percent, they are unable to plan for audit ...Rule Medium Severity -
SRG-OS-000344
<GroupDescription></GroupDescription>Group -
The Tanium Operating System (TanOS) must terminate all sessions and network connections when nonlocal maintenance is completed.
<VulnDiscussion>Terminating an idle SSH session within a short time period reduces the window of opportunity for unauthorized personnel to ta...Rule Medium Severity -
SRG-OS-000142
<GroupDescription></GroupDescription>Group -
The Tanium Operating System (TanOS) must manage excess capacity, bandwidth, or other redundancy to limit the effects of information flooding types of Denial of Service (DoS) attacks.
<VulnDiscussion>DoS is a condition that occurs when a resource is not available for legitimate users. When this occurs, the organization eith...Rule Medium Severity -
SRG-OS-000163
<GroupDescription></GroupDescription>Group -
Tanium Operating System (TanOS) must terminate all network connections associated with a communications session at the end of the session, or as follows: For in-band management sessions (privileged sessions), the session must be terminated after 10 minutes of inactivity; for user sessions (nonprivileged session), the session must be terminated after 15 minutes of inactivity, except to fulfill documented and validated mission requirements.
<VulnDiscussion>Terminating an idle session within a short time period reduces the window of opportunity for unauthorized personnel to take c...Rule Medium Severity -
SRG-OS-000185
<GroupDescription></GroupDescription>Group -
The Tanium Operating System (TanOS) must use FIPS-validated encryption and hashing algorithms to protect the confidentiality and integrity of operating system configuration and user-generated data stored on the host.
<VulnDiscussion>Confidentiality and integrity protections are intended to address the confidentiality and integrity of system information at ...Rule Medium Severity -
SRG-OS-000200
<GroupDescription></GroupDescription>Group -
The Tanium Operating System (TanOS) must notify the ISSO and ISSM of failed security verification tests.
<VulnDiscussion>If personnel are not notified of failed security verification tests, they will not be able to take corrective action and the ...Rule Medium Severity -
SRG-OS-000228
<GroupDescription></GroupDescription>Group -
The publicly accessible Tanium Operating System (TanOS) must display the Standard Mandatory DOD Notice and Consent Banner before granting access to the system.
<VulnDiscussion>Display of a standardized and approved use notification before granting access to the publicly accessible operating system en...Rule Medium Severity -
SRG-OS-000274
<GroupDescription></GroupDescription>Group -
The Tanium Operating System (TanOS) must notify system administrators and ISSOs when accounts are created.
<VulnDiscussion>Once an attacker establishes access to a system, the attacker often attempts to create a persistent method of reestablishing ...Rule Medium Severity -
SRG-OS-000275
<GroupDescription></GroupDescription>Group -
The Tanium Operating System (TanOS) must audit and notify system administrators and ISSOs when accounts are modified.
<VulnDiscussion>Once an attacker establishes access to a system, the attacker often attempts to create a persistent method of reestablishing ...Rule Medium Severity -
SRG-OS-000277
<GroupDescription></GroupDescription>Group -
The Tanium Operating System (TanOS) must notify system administrators and ISSOs when accounts are removed.
<VulnDiscussion>When operating system accounts are removed, user accessibility is affected. Accounts are utilized for identifying individual ...Rule Medium Severity
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