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 all inactive interfaces removed.

DISA Rule

SV-265393r994529_rule

Vulnerability Number

V-265393

Group Title

SRG-NET-000019-RTR-000007

Rule Version

NT0R-4X-000016

Severity

CAT I

CCI(s)

• CCI-001414 - Enforce approved authorizations for controlling the flow of information between connected systems based on organization-defined information flow control policies.

Weight

10

Fix Recommendation

Remove unused interfaces by doing the following:

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

Expand "Interfaces and GRE Tunnels", then click on the number of interfaces present to open the interfaces dialog.

Select "Delete" on the unneeded interface, and then click "Delete" again to confirm.

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 >> Interfaces and GRE Tunnels, and click on the number of interfaces present to open the interfaces dialog.

Review each interface present to determine if they are not in use or inactive.

If there are any interfaces present on a Tier-0 Gateway that are not in use or inactive, this is a finding.

Vulnerability Number

V-265393

Documentable

False

Rule Version

NT0R-4X-000016

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 >> Interfaces and GRE Tunnels, and click on the number of interfaces present to open the interfaces dialog.

Review each interface present to determine if they are not in use or inactive.

If there are any interfaces present on a Tier-0 Gateway that are not in use or inactive, this is a finding.

Check Content Reference

M

Target Key

5634