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Virtual Machine Manager Security Requirements Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-OS-000125

    <GroupDescription></GroupDescription>
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  • The VMM must employ strong authenticators in the establishment of nonlocal maintenance and diagnostic sessions.

    &lt;VulnDiscussion&gt;If maintenance tools are used by unauthorized personnel, they may accidentally or intentionally damage or compromise the syst...
    Rule Medium Severity
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  • SRG-OS-000132

    <GroupDescription></GroupDescription>
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  • The VMM must separate user functionality (including user interface services) from VMM management functionality.

    &lt;VulnDiscussion&gt;VMM management functionality includes functions necessary for administration and requires privileged user access. Allowing no...
    Rule Medium Severity
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  • SRG-OS-000134

    <GroupDescription></GroupDescription>
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  • The VMM must isolate security functions from non-security functions.

    &lt;VulnDiscussion&gt;An isolation boundary provides access control and protects the integrity of the hardware, software, and firmware that perform...
    Rule Medium Severity
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  • SRG-OS-000138

    <GroupDescription></GroupDescription>
    Group
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  • The VMM must prevent unauthorized and unintended information transfer via shared system resources.

    &lt;VulnDiscussion&gt; Preventing unauthorized information transfers mitigates the risk of information, including encrypted representations of info...
    Rule Medium Severity
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  • SRG-OS-000142

    <GroupDescription></GroupDescription>
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  • The VMM must manage excess capacity, bandwidth, or other redundancy 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-OS-000163

    <GroupDescription></GroupDescription>
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  • The VMM 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; and for user sessions (non-privileged session), the session must be terminated after 15 minutes of inactivity, except to fulfill documented and validated mission requirements.

    &lt;VulnDiscussion&gt;Terminating an idle session within a short time period reduces the window of opportunity for unauthorized personnel to take c...
    Rule Medium Severity
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  • SRG-OS-000184

    <GroupDescription></GroupDescription>
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  • The VMM must fail to a secure state if system initialization fails, shutdown fails, or aborts fail.

    &lt;VulnDiscussion&gt;Failure to a known safe state helps prevent systems from failing to a state that may cause loss of data or unauthorized acces...
    Rule Medium Severity
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  • SRG-OS-000185

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

    &lt;VulnDiscussion&gt;Information at rest refers to the state of information when it is located on a secondary storage device (e.g., disk drive and...
    Rule Medium Severity
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  • SRG-OS-000203

    <GroupDescription></GroupDescription>
    Group
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  • The VMM must check the validity of all data inputs except those specifically identified by the organization.

    &lt;VulnDiscussion&gt;Invalid user input occurs when a user inserts data or characters into data entry fields and the VMM is unprepared to process ...
    Rule Medium Severity
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  • SRG-OS-000205

    <GroupDescription></GroupDescription>
    Group
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  • The VMM must automatically audit account removal actions.

    &lt;VulnDiscussion&gt;When VMM accounts are removed, user accessibility is affected. Once an attacker establishes access to a system, the attacker ...
    Rule Medium Severity
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