STIGQter: STIG Summary: VMware NSX-T Distributed Firewall Security Technical Implementation Guide Version: 1 Release: 3 Benchmark Date: 26 Jul 2023:

The NSX-T Distributed Firewall must configure SpoofGuard to block outbound IP packets that contain illegitimate packet attributes.

DISA Rule

SV-251732r856684_rule

Vulnerability Number

V-251732

Group Title

SRG-NET-000392-FW-000042

Rule Version

TDFW-3X-000036

Severity

CAT II

CCI(s)

• CCI-002664 - Alert organization-defined personnel or roles when organization-defined compromise indicators generate the occurrence of a compromise or a potential compromise.

Weight

10

Fix Recommendation

To create a segment profile with SpoofGuard enabled, do the following:

From the NSX-T Manager web interface, go to Networking >> Segments >> Segment Profiles >> Add Segment Profile >> SpoofGuard.

Enter a profile name and enable port bindings, then click "Save".

To update a Segments SpoofGuard profile, do the following:

From the NSX-T Manager web interface, go to the Networking >> Segments, and click "Edit" from the drop-down menu next to the target Segment.

Expand "Segment Profiles" then choose the new SpoofGuard profile from the drop-down list, and then click "Save".

Check Contents

From the NSX-T Manager web interface, go to Networking >> Segments, and for each Segment, view Segment Profiles >> SpoofGuard.

If a Segment is not configured with a SpoofGuard profile that has Port Binding enabled, this is a finding.

Vulnerability Number

V-251732

Documentable

False

Rule Version

TDFW-3X-000036

Severity Override Guidance

From the NSX-T Manager web interface, go to Networking >> Segments, and for each Segment, view Segment Profiles >> SpoofGuard.

If a Segment is not configured with a SpoofGuard profile that has Port Binding enabled, this is a finding.

Check Content Reference

M

Target Key

5448