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Nutanix AOS 5.20.x Application Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Nutanix AOS must be configured to synchronize internal information system clocks using redundant authoritative time sources.

    <VulnDiscussion>Determining the correct time a particular application event occurred on a system is critical when conducting forensic analysi...
    Rule Low Severity
  • Nutanix AOS must protect log information from any type of unauthorized access.

    <VulnDiscussion>If log data were to become compromised, then competent forensic analysis and discovery of the true source of potentially mali...
    Rule Medium Severity
  • SRG-APP-000380-AS-000088

    <GroupDescription></GroupDescription>
    Group
  • Nutanix AOS must enforce access restrictions associated with changes to application server configuration.

    &lt;VulnDiscussion&gt;When dealing with access restrictions pertaining to change control, it should be noted that any changes to the software, and/...
    Rule Medium Severity
  • SRG-APP-000148-AS-000101

    <GroupDescription></GroupDescription>
    Group
  • Nutanix AOS must use an enterprise user management system to uniquely identify and authenticate users.

    &lt;VulnDiscussion&gt;To ensure accountability and prevent unauthorized access, application server users must be uniquely identified and authentica...
    Rule Medium Severity
  • SRG-APP-000149-AS-000102

    <GroupDescription></GroupDescription>
    Group
  • Nutanix AOS must use multifactor authentication for account access.

    &lt;VulnDiscussion&gt;Multifactor authentication creates a layered defense and makes it more difficult for an unauthorized person to access the app...
    Rule Medium Severity
  • SRG-APP-000391-AS-000239

    <GroupDescription></GroupDescription>
    Group
  • Nutanix AOS must accept Personal Identity Verification (PIV) credentials to access the management interface.

    &lt;VulnDiscussion&gt;The use of PIV credentials facilitates standardization and reduces the risk of unauthorized access. PIV credentials are only...
    Rule Medium Severity
  • SRG-APP-000172-AS-000121

    <GroupDescription></GroupDescription>
    Group
  • Nutanix AOS must perform RFC 5280-compliant certification path validation.

    &lt;VulnDiscussion&gt;A certificate's certification path is the path from the end entity certificate to a trusted root certification authority (CA)...
    Rule High Severity
  • SRG-APP-000514-AS-000137

    <GroupDescription></GroupDescription>
    Group
  • Nutanix AOS must use DoD- or CNSS-approved PKI Class 3 or Class 4 certificates.

    &lt;VulnDiscussion&gt;Class 3 PKI certificates are used for servers and software signing rather than for identifying individuals. Class 4 certifica...
    Rule High Severity
  • SRG-APP-000231-AS-000133

    <GroupDescription></GroupDescription>
    Group
  • Nutanix AOS must protect the confidentiality and integrity of all information at rest.

    &lt;VulnDiscussion&gt;When data is written to digital media such as hard drives, mobile computers, external/removable hard drives, personal digital...
    Rule High Severity
  • SRG-APP-000267-AS-000170

    <GroupDescription></GroupDescription>
    Group
  • Nutanix AOS must restrict error messages only to authorized users.

    &lt;VulnDiscussion&gt;If the application provides too much information in error logs and administrative messages to the screen, this could lead to ...
    Rule Medium Severity
  • SRG-APP-000211-AS-000146

    <GroupDescription></GroupDescription>
    Group
  • Nutanix AOS must separate hosted application functionality from application server management functionality.

    &lt;VulnDiscussion&gt;The application server consists of the management interface and hosted applications. By separating the management interface f...
    Rule Medium Severity

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