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I - Mission Critical Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must have drag and drop operations disabled.

    &lt;VulnDiscussion&gt;Copy and paste operations are disabled by default; however, explicitly disabling this feature will enable audit controls to v...
    Rule Low Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must have paste operations disabled.

    &lt;VulnDiscussion&gt;Copy and paste operations are disabled by default; however, explicitly disabling this feature will enable audit controls to v...
    Rule Low Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must have virtual disk shrinking disabled.

    &lt;VulnDiscussion&gt;Shrinking a virtual disk reclaims unused space in it. If there is empty space in the disk, this process reduces the amount of...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must have virtual disk wiping disabled.

    &lt;VulnDiscussion&gt;Shrinking and wiping (erasing) a virtual disk reclaims unused space in it. If there is empty space in the disk, this process ...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must limit console sharing.

    &lt;VulnDiscussion&gt;By default, more than one user at a time can connect to remote console sessions. When multiple sessions are activated, each t...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must limit informational messages from the virtual machine to the VMX file.

    &lt;VulnDiscussion&gt;The configuration file containing these name-value pairs is limited to a size of 1MB. If not limited, VMware tools in the gue...
    Rule Low Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must prevent unauthorized removal, connection, and modification of devices.

    &lt;VulnDiscussion&gt;In a virtual machine, users and processes without root or administrator privileges can connect or disconnect devices, such as...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must not be able to obtain host information from the hypervisor.

    &lt;VulnDiscussion&gt;If enabled, a VM can obtain detailed information about the physical host. The default value for the parameter is FALSE. This ...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must have shared salt values disabled.

    &lt;VulnDiscussion&gt;When salting is enabled (Mem.ShareForceSalting=1 or 2) to share a page between two virtual machines, both salt and the conten...
    Rule Low Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must disable access through the "dvfilter" network Application Programming Interface (API).

    &lt;VulnDiscussion&gt;An attacker might compromise a VM by using the "dvFilter" API. Configure only VMs that need this access to use the API.&lt;/V...
    Rule Low Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must be configured to lock when the last console connection is closed.

    &lt;VulnDiscussion&gt;When accessing the VM console, the guest operating system must be locked when the last console user disconnects, limiting the...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must disable 3D features when not required.

    &lt;VulnDiscussion&gt;For performance reasons, it is recommended that 3D acceleration be disabled on virtual machines that do not require 3D functi...
    Rule Low Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must enable encryption for vMotion.

    &lt;VulnDiscussion&gt;vMotion migrations in vSphere 6.0 and earlier transferred working memory and CPU state information in clear text over the vMo...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must enable encryption for Fault Tolerance.

    &lt;VulnDiscussion&gt;Fault Tolerance log traffic can be encrypted. This could contain sensitive data from the protected machine's memory or CPU in...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must configure log size.

    &lt;VulnDiscussion&gt;The ESXi hypervisor maintains logs for each individual VM by default. These logs contain information including but not limite...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must configure log retention.

    &lt;VulnDiscussion&gt;The ESXi hypervisor maintains logs for each individual VM by default. These logs contain information including but not limite...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must enable logging.

    &lt;VulnDiscussion&gt;The ESXi hypervisor maintains logs for each individual VM by default. These logs contain information including, but not limit...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must not use independent, nonpersistent disks.

    &lt;VulnDiscussion&gt;The security issue with nonpersistent disk mode is that successful attackers, with a simple shutdown or reboot, might undo or...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must remove unneeded floppy devices.

    &lt;VulnDiscussion&gt;Ensure no device is connected to a virtual machine if it is not required. For example, floppy, serial, and parallel ports are...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must remove unneeded CD/DVD devices.

    &lt;VulnDiscussion&gt;Ensure no device is connected to a virtual machine if it is not required. For example, floppy, serial, and parallel ports are...
    Rule Low Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must remove unneeded parallel devices.

    &lt;VulnDiscussion&gt;Ensure no device is connected to a virtual machine if it is not required. For example, floppy, serial, and parallel ports are...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must remove unneeded serial devices.

    &lt;VulnDiscussion&gt;Ensure no device is connected to a virtual machine if it is not required. For example, floppy, serial, and parallel ports are...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must remove unneeded USB devices.

    &lt;VulnDiscussion&gt;Ensure no device is connected to a virtual machine if it is not required. For example, floppy, serial, and parallel ports are...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    <GroupDescription></GroupDescription>
    Group
  • Virtual machines (VMs) must disable DirectPath I/O devices when not required.

    &lt;VulnDiscussion&gt;VMDirectPath I/O (PCI passthrough) enables direct assignment of hardware PCI functions to VMs. This gives the VM access to th...
    Rule Medium Severity

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