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VMware NSX-T Distributed Firewall Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-NET-000192-FW-000029

    <GroupDescription></GroupDescription>
    Group
  • The NSX-T Distributed Firewall must block outbound traffic containing denial-of-service (DoS) attacks to protect against the use of internal information systems to launch any DoS attacks against other networks or endpoints.

    &lt;VulnDiscussion&gt;DoS attacks can take multiple forms but have the common objective of overloading or blocking a network or host to deny or ser...
    Rule Medium Severity
  • SRG-NET-000202-FW-000039

    <GroupDescription></GroupDescription>
    Group
  • The NSX-T Distributed Firewall must deny network communications traffic by default and allow network communications traffic by exception (i.e., deny all, permit by exception).

    &lt;VulnDiscussion&gt;To prevent malicious or accidental leakage of traffic, organizations must implement a deny-by-default security posture at the...
    Rule Low Severity
  • SRG-NET-000333-FW-000014

    <GroupDescription></GroupDescription>
    Group
  • The NSX-T Distributed Firewall must be configured to send traffic log entries to a central audit server for management and configuration of the traffic log entries.

    &lt;VulnDiscussion&gt;Without the ability to centrally manage the content captured in the traffic log entries, identification, troubleshooting, and...
    Rule Medium Severity
  • SRG-NET-000362-FW-000028

    <GroupDescription></GroupDescription>
    Group
  • The NSX-T Distributed Firewall must employ filters that prevent or limit the effects of all types of commonly known denial-of-service (DoS) attacks, including flooding, packet sweeps, and unauthorized port scanning.

    &lt;VulnDiscussion&gt;Not configuring a key boundary security protection device, such as the firewall, against commonly known attacks is an immedia...
    Rule Medium Severity
  • SRG-NET-000392-FW-000042

    <GroupDescription></GroupDescription>
    Group
  • The NSX-T Distributed Firewall must configure SpoofGuard to block outbound IP packets that contain illegitimate packet attributes.

    &lt;VulnDiscussion&gt;SpoofGuard helps prevent a form of malicious attack called "web spoofing" or "phishing." A SpoofGuard policy blocks traffic d...
    Rule Medium Severity
  • SRG-NET-000019-FW-000003

    <GroupDescription></GroupDescription>
    Group
  • The NSX-T Distributed Firewall must verify time-based firewall rules.

    &lt;VulnDiscussion&gt;With time windows, security administrators can restrict traffic from a source or to a destination, for a specific time period...
    Rule Medium Severity

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