VMware vSphere 8.0 Virtual Machine Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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Virtual machines (VMs) must disable 3D features when not required.
<VulnDiscussion>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 -
SRG-OS-000480-VMM-002000
<GroupDescription></GroupDescription>Group -
Virtual machines (VMs) must have drag and drop operations disabled.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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).
<VulnDiscussion>An attacker might compromise a VM by using the "dvFilter" API. Configure only VMs that need this access to use the API.</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.
<VulnDiscussion>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 enable encryption for vMotion.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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.
<VulnDiscussion>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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