STIGQter: STIG Summary: VMware NSX-T Tier 1 Gateway RTR Security Technical Implementation Guide Version: 1 Release: 1 Benchmark Date: 30 Mar 2022:

The NSX-T Tier-1 Gateway must be configured to have multicast disabled if not in use.

DISA Rule

SV-251773r810219_rule

Vulnerability Number

V-251773

Group Title

SRG-NET-000131-RTR-000035

Rule Version

T1RT-3X-000084

Severity

CAT III

CCI(s)

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

Weight

10

Fix Recommendation

To disable Multicast do the following:

From the NSX-T Manager web interface, go to Networking >> Tier-1 Gateways and edit the target Tier-1 Gateway.

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

Check Contents

From the NSX-T Manager web interface, go to Networking >> Tier-1 Gateways.

For every Tier-1 Gateway, expand the Tier-1 Gateway then expand Multicast to view the Multicast configuration.

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

Vulnerability Number

V-251773

Documentable

False

Rule Version

T1RT-3X-000084

Severity Override Guidance

From the NSX-T Manager web interface, go to Networking >> Tier-1 Gateways.

For every Tier-1 Gateway, expand the Tier-1 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

5454