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Virtual Machine Manager Security Requirements Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-OS-000377

    <GroupDescription></GroupDescription>
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  • The VMM must prevent use of service and helper VMs not required to support proper VMM function.

    &lt;VulnDiscussion&gt;Control of program execution is a mechanism used to prevent execution of unauthorized programs. Some VMMs may provide a capab...
    Rule Medium Severity
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  • SRG-OS-000368

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  • The VMM must prevent inappropriate use of redundant guest VMs.

    &lt;VulnDiscussion&gt;Control of program execution is a mechanism used to prevent execution of unauthorized programs. Some VMMs may provide a capab...
    Rule Medium Severity
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  • SRG-OS-000370

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  • The VMM must employ a deny-all, permit-by-exception policy to allow the execution of authorized software programs and guest VMs.

    &lt;VulnDiscussion&gt;Utilizing a whitelist provides a configuration management method for allowing the execution of only authorized software and g...
    Rule Medium Severity
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  • SRG-OS-000375

    <GroupDescription></GroupDescription>
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  • The VMM must implement multifactor authentication for remote access to privileged accounts such that one of the factors is provided by a device separate from the system gaining access.

    &lt;VulnDiscussion&gt;Using an authentication device, such as a CAC or token that is separate from the VMM, ensures that even if the VMM is comprom...
    Rule Medium Severity
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  • SRG-OS-000376

    <GroupDescription></GroupDescription>
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  • The VMM must electronically verify Personal Identity Verification (PIV) credentials.

    &lt;VulnDiscussion&gt;The use of PIV credentials facilitates standardization and reduces the risk of unauthorized access. DoD has mandated the use...
    Rule Medium Severity
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  • SRG-OS-000378

    <GroupDescription></GroupDescription>
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  • The VMM must authenticate peripherals before establishing a connection.

    &lt;VulnDiscussion&gt;Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. ...
    Rule Medium Severity
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  • SRG-OS-000379

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  • The VMM must authenticate all endpoint devices before establishing a local, remote, and/or network connection using bidirectional authentication that is cryptographically based.

    &lt;VulnDiscussion&gt;Without authenticating devices, unidentified or unknown devices may be introduced, thereby facilitating malicious activity. B...
    Rule Medium Severity
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  • SRG-OS-000383

    <GroupDescription></GroupDescription>
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  • The VMM must prohibit the use of cached authenticators after one day.

    &lt;VulnDiscussion&gt;If cached authentication information is out of date, the validity of the authentication information may be questionable.&lt;/...
    Rule Medium Severity
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  • SRG-OS-000384

    <GroupDescription></GroupDescription>
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  • The VMM, for PKI-based authentication, must implement a local cache of revocation data to support path discovery and validation in case of the inability to access revocation information via the network.

    &lt;VulnDiscussion&gt;Without configuring a local cache of revocation data, there is the potential to allow access to users who are no longer autho...
    Rule Medium Severity
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  • SRG-OS-000396

    <GroupDescription></GroupDescription>
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  • The VMM must implement NSA-approved cryptography to protect classified information in accordance with applicable federal laws, Executive Orders, directives, policies, regulations, and standards.

    &lt;VulnDiscussion&gt;Use of weak or untested encryption algorithms undermines the purposes of utilizing encryption to protect data. The VMM must i...
    Rule Medium Severity
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