STIGQter STIGQter: STIG Summary: Forescout Network Access Control Security Technical Implementation Guide Version: 2 Release: 5 Benchmark Date: 01 Jul 2026:

Forescout must enforce the revocation of endpoint access authorizations when devices are removed from an authorization group. This is required for compliance with C2C Step 4.

DISA Rule

SV-233320r1001246_rule

Vulnerability Number

V-233320

Group Title

SRG-NET-000321-NAC-001210

Rule Version

FORE-NC-000120

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

Use the Forescout Administrator UI to configure the authorization policy to take a control action on any devices that have not met authorization requirement or are no longer authorized.

1. Log on to the Forescout UI.
2. From the Policy tab, check that the authorization policy has a Block Action enabled on any devices that have not met or are removed from the authorized group.

Check Contents

If DOD is not at C2C Step 4 or higher, this is not a finding.

Verify Forescout admission policy has been configured to revoke access to endpoints that have not met or are removed from the authorized group.

If Forescout is not configured with an admissions policy that enforces the revocation of endpoint access authorizations based on when devices are removed from an authorization group, this is a finding.

Vulnerability Number

V-233320

Documentable

False

Rule Version

FORE-NC-000120

Severity Override Guidance

If DOD is not at C2C Step 4 or higher, this is not a finding.

Verify Forescout admission policy has been configured to revoke access to endpoints that have not met or are removed from the authorized group.

If Forescout is not configured with an admissions policy that enforces the revocation of endpoint access authorizations based on when devices are removed from an authorization group, this is a finding.

Check Content Reference

M

Target Key

5250