STIGQter: STIG Summary: Cisco ACI NDM Security Technical Implementation Guide Version: 1 Release: 2 Benchmark Date: 05 Jan 2026:

The Cisco ACI must limit the number of concurrent sessions to one for each administrator account.

DISA Rule

SV-271975r1168383_rule

Vulnerability Number

V-271975

Group Title

SRG-APP-000001-NDM-000200

Rule Version

CACI-ND-000060

Severity

CAT II

CCI(s)

• CCI-000054 - Limit the number of concurrent sessions for each organization-defined account and/or account type to an organization-defined number.

Weight

10

Fix Recommendation

In the APIC, configure redundant RADIUS providers.
1. On the menu bar, choose Admin >> AAA.
2. In the Navigation pane, choose "Authentication".
3. In the Work pane, choose Providers and click Actions >> Create Provider.
4. In the Create Provider screen, enter the Hostname/IP Address, Description, and choose a RADIUS or TACACS+ as the realm from the drop-down list. Provide the configuration details.

Create the login domain for RADIUS:
1. In the Navigation pane, choose AAA Authentication >> Login Domains.
2. In the Work pane, choose Actions >> Create Login Domain.
3. Specify the login domain name, description, realm, and provider group as appropriate.

Note: The above configuration is an example using the RADIUS protocol. However, DOD sites may configure the options for RADIUS or TACACS+.

Check Contents

Review the AAA configuration:
1. In the GUI, on the menu bar, choose Admin >> AAA.
2. In the Navigation pane, click "Authentication".
3. Review the configuration for the configured AAA providers.
4. Review the configuration of the Login Domain(s) used by the site.

If the Cisco ACI is not configured to use at a AAA provider for the purpose of authenticating users prior to granting administrative access, this is a finding.

Vulnerability Number

V-271975

Documentable

False

Rule Version

CACI-ND-000060

Severity Override Guidance

Review the AAA configuration:
1. In the GUI, on the menu bar, choose Admin >> AAA.
2. In the Navigation pane, click "Authentication".
3. Review the configuration for the configured AAA providers.
4. Review the configuration of the Login Domain(s) used by the site.

If the Cisco ACI is not configured to use at a AAA provider for the purpose of authenticating users prior to granting administrative access, this is a finding.

Check Content Reference

M

Target Key

5682