STIGQter: STIG Summary: Router Security Requirements Guide Version: 4 Release: 2 Benchmark Date: 23 Apr 2021:

The perimeter router must be configured to filter ingress traffic at the external interface on an inbound direction.

DISA Rule

SV-207136r604135_rule

Vulnerability Number

V-207136

Group Title

SRG-NET-000205

Rule Version

SRG-NET-000205-RTR-000004

Severity

CAT II

CCI(s)

• CCI-001097 - The information system monitors and controls communications at the external boundary of the information system and at key internal boundaries within the system.

Weight

10

Fix Recommendation

This requirement is not applicable for the DoDIN Backbone.

Bind the ingress ACL to the external interface (inbound).

Check Contents

This requirement is not applicable for the DoDIN Backbone.

Review the router configuration to verify that the ingress ACL is bound to the external interface in an inbound direction.

If the router is not configured to filter traffic entering the network at the external interface in an inbound direction, this is a finding.

Vulnerability Number

V-207136

Documentable

False

Rule Version

SRG-NET-000205-RTR-000004

Severity Override Guidance

This requirement is not applicable for the DoDIN Backbone.

Review the router configuration to verify that the ingress ACL is bound to the external interface in an inbound direction.

If the router is not configured to filter traffic entering the network at the external interface in an inbound direction, this is a finding.

Check Content Reference

M

Target Key

2917

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