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VMware vSphere 8.0 ESXi Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • The ESXi host must configure the firewall to block network traffic by default.

    In addition to service-specific firewall rules, ESXi has a default firewall rule policy to allow or deny incoming and outgoing traffic. Reduce the risk of attack by ensuring this is set to deny inc...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    Group
  • SRG-OS-000480-VMM-002000

    Group
  • The ESXi host must configure virtual switch security policies to reject forged transmits.

    If the virtual machine (VM) operating system changes the Media Access Control (MAC) address, the operating system can send frames with an impersonated source MAC address at any time. This allows an...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    Group
  • The ESXi host must configure virtual switch security policies to reject Media Access Control (MAC) address changes.

    If the virtual machine (VM) operating system changes the MAC address, it can send frames with an impersonated source MAC address at any time. This allows it to stage malicious attacks on the device...
    Rule High Severity
  • SRG-OS-000480-VMM-002000

    Group
  • The ESXi host must configure virtual switch security policies to reject promiscuous mode requests.

    When promiscuous mode is enabled for a virtual switch, all virtual machines (VMs) connected to the Portgroup have the potential to read all packets across that network (only the virtual machines co...
    Rule Medium Severity
  • SRG-OS-000480-VMM-002000

    Group
  • The ESXi host must restrict use of the dvFilter network application programming interface (API).

    If the organization is not using products that use the dvFilter network API, the host should not be configured to send network information to a virtual machine (VM). If the API is enabled, an atta...
    Rule Medium Severity

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