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Virtual Machine Manager Security Requirements Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-OS-000239

    <GroupDescription></GroupDescription>
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  • The VMM must automatically audit account modification.

    &lt;VulnDiscussion&gt;Once an attacker establishes access to a system, the attacker often attempts to create a persistent method of reestablishing ...
    Rule Medium Severity
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  • SRG-OS-000240

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

    &lt;VulnDiscussion&gt;When VMM accounts are disabled, user accessibility is affected. Once an attacker establishes access to a system, the attacker...
    Rule Medium Severity
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  • SRG-OS-000241

    <GroupDescription></GroupDescription>
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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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  • SRG-OS-000242

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  • All guest VM network communications must be implemented through use of virtual network devices provisioned by the VMM.

    &lt;VulnDiscussion&gt;Mechanisms to detect and prevent unauthorized communication flow must be configured or provided as part of the VMM design. If...
    Rule Medium Severity
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  • SRG-OS-000242

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  • All interactions between guest VMs and external systems, via other interface devices, must be mediated by the VMM or its service VMs.

    &lt;VulnDiscussion&gt;Mechanisms to detect and prevent unauthorized communication flow must be configured or provided as part of the VMM design. If...
    Rule Medium Severity
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  • SRG-OS-000250

    <GroupDescription></GroupDescription>
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  • The VMM must implement cryptography to protect the integrity of remote access sessions.

    &lt;VulnDiscussion&gt;Without cryptographic integrity protections, information can be altered by unauthorized users without detection. Remote acce...
    Rule Medium Severity
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  • SRG-OS-000254

    <GroupDescription></GroupDescription>
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  • The VMM must initiate session audits at system startup.

    &lt;VulnDiscussion&gt;If auditing is enabled late in the startup process, the actions of some start-up processes may not be audited. Some audit sys...
    Rule Medium Severity
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  • SRG-OS-000255

    <GroupDescription></GroupDescription>
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  • The VMM must produce audit records containing information to establish the identity of any individual or process associated with the event.

    &lt;VulnDiscussion&gt;Without information that establishes the identity of the subjects (i.e., users or processes acting on behalf of users) associ...
    Rule Medium Severity
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  • SRG-OS-000256

    <GroupDescription></GroupDescription>
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  • The VMM must protect audit tools from unauthorized access.

    &lt;VulnDiscussion&gt; Protecting audit data also includes identifying and protecting the tools used to view and manipulate log data. Therefore, pr...
    Rule Medium Severity
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  • SRG-OS-000257

    <GroupDescription></GroupDescription>
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  • The VMM must protect audit tools from unauthorized modification.

    &lt;VulnDiscussion&gt;Protecting audit data also includes identifying and protecting the tools used to view and manipulate log data. Therefore, pro...
    Rule Medium Severity
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  • SRG-OS-000258

    <GroupDescription></GroupDescription>
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  • The VMM must protect audit tools from unauthorized deletion.

    &lt;VulnDiscussion&gt;Protecting audit data also includes identifying and protecting the tools used to view and manipulate log data. Therefore, pro...
    Rule Medium Severity
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  • SRG-OS-000259

    <GroupDescription></GroupDescription>
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  • The VMM must limit privileges to change software resident within software libraries.

    &lt;VulnDiscussion&gt;If the VMM were to allow any user to make changes to software libraries, then those changes might be implemented without unde...
    Rule Medium Severity
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  • SRG-OS-000266

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  • The VMM must enforce password complexity by requiring that at least one special character be used.

    &lt;VulnDiscussion&gt;Use of a complex password helps to increase the time and resources required to compromise the password. Password complexity o...
    Rule Medium Severity
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  • SRG-OS-000269

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  • In the event of a system failure, the VMM must preserve any information necessary to determine cause of failure and any information necessary to return to operations with least disruption to mission processes.

    &lt;VulnDiscussion&gt; Failure to a known state can address safety or security in accordance with the mission/business needs of the organization. F...
    Rule Medium Severity
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  • SRG-OS-000274

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  • The VMM must notify system administrators and ISSOs when accounts are created.

    &lt;VulnDiscussion&gt;Once an attacker establishes initial access to a system, the attacker often attempts to create a persistent method of reestab...
    Rule Medium Severity
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  • SRG-OS-000275

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  • The VMM must notify the system administrator and ISSO when accounts are modified.

    &lt;VulnDiscussion&gt;Once an attacker establishes access to a system, the attacker often attempts to create a persistent method of reestablishing ...
    Rule Medium Severity
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  • SRG-OS-000276

    <GroupDescription></GroupDescription>
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  • The VMM must notify the system administrator and ISSO when accounts are disabled.

    &lt;VulnDiscussion&gt;When VMM accounts are disabled, user accessibility is affected. Accounts are utilized for identifying individual VMM users or...
    Rule Medium Severity
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  • SRG-OS-000277

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  • The VMM must notify the system administrator and ISSO when accounts are removed.

    &lt;VulnDiscussion&gt;When VMM accounts are removed, user accessibility is affected. Accounts are utilized for identifying individual VMM users or ...
    Rule Medium Severity
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  • SRG-OS-000278

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  • The VMM must use cryptographic mechanisms to protect the integrity of audit tools.

    &lt;VulnDiscussion&gt;Protecting the integrity of the tools used for auditing purposes is a critical step towards ensuring the integrity of audit d...
    Rule Medium Severity
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  • SRG-OS-000279

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  • The VMM must automatically terminate a user session after inactivity timeouts have expired or at shutdown.

    &lt;VulnDiscussion&gt;Automatic session termination addresses the termination of user-initiated logical sessions in contrast to the termination of ...
    Rule Medium Severity
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  • SRG-OS-000280

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  • VMMs requiring user access authentication must provide a logout capability for user-initiated communications sessions.

    &lt;VulnDiscussion&gt;If a user cannot explicitly end a VMM session, the session may remain open and be exploited by an attacker; this is referred ...
    Rule Medium Severity
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  • SRG-OS-000281

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  • The VMM must display an explicit logout message to users indicating the reliable termination of authenticated communications sessions.

    &lt;VulnDiscussion&gt; If a user cannot explicitly end a VMM session, the session may remain open and be exploited by an attacker; this is referred...
    Rule Medium Severity
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  • SRG-OS-000297

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  • The VMM must control remote access methods.

    &lt;VulnDiscussion&gt;Remote access services, such as those providing remote access to network devices and VMMs, which lack automated control capab...
    Rule Medium Severity
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  • SRG-OS-000298

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  • The VMM must provide the capability to immediately disconnect or disable remote access to the information system.

    &lt;VulnDiscussion&gt;Without the ability to immediately disconnect or disable remote access, an attack or other compromise taking place would not ...
    Rule Medium Severity
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  • SRG-OS-000299

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  • The VMM must protect wireless access to the system using encryption.

    &lt;VulnDiscussion&gt;Allowing devices and users to connect to the system without first authenticating them allows untrusted access and can lead to...
    Rule Medium Severity
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