STIGQter: STIG Summary: VMware NSX 4.x Tier-0 Gateway Router Security Technical Implementation Guide Version: 1 Release: 2 Benchmark Date: 30 Jan 2025:

The NSX Tier-0 Gateway router must be configured to have multicast disabled if not in use.

DISA Rule

SV-265484r999919_rule

Vulnerability Number

V-265484

Group Title

SRG-NET-000131-RTR-000035

Rule Version

NT0R-4X-000107

Severity

CAT III

CCI(s)

• CCI-000381 - Configure the system to provide only organization-defined mission essential capabilities.

Weight

10

Fix Recommendation

If not used, disable Multicast by doing the following:

From the NSX Manager web interface, go to Networking >> Connectivity >> Tier-0 Gateways and edit the target Tier-0 gateway.

Expand Multicast, change from "Enabled" to "Disabled", and then click "Save".

Check Contents

From the NSX Manager web interface, go to Networking >> Connectivity >> Tier-0 Gateways.

For every Tier-0 Gateway, expand the Tier-0 Gateway, then expand "Multicast" to view the multicast configuration.

If multicast is enabled and not in use, this is a finding.

Vulnerability Number

V-265484

Documentable

False

Rule Version

NT0R-4X-000107

Severity Override Guidance

From the NSX Manager web interface, go to Networking >> Connectivity >> Tier-0 Gateways.

For every Tier-0 Gateway, expand the Tier-0 Gateway, then expand "Multicast" to view the multicast configuration.

If multicast is enabled and not in use, this is a finding.

Check Content Reference

M

Target Key

5634