STIGQter: STIG Summary: Fortinet FortiGate Firewall NDM Security Technical Implementation Guide Version: 1 Release: 5 Benchmark Date: 05 Jan 2026:

The FortiGate device must enforce the limit of three consecutive invalid logon attempts, after which time it must lock out the user account from accessing the device for 15 minutes.

DISA Rule

SV-234168r960840_rule

Vulnerability Number

V-234168

Group Title

SRG-APP-000065-NDM-000214

Rule Version

FGFW-ND-000045

Severity

CAT II

CCI(s)

• CCI-000044 - Enforce the organization-defined limit of consecutive invalid logon attempts by a user during the organization-defined time period.

Weight

10

Fix Recommendation

Log in to the FortiGate GUI with Super-Admin privilege.

1. Open a CLI console, via SSH or available from the GUI.
2. Run the following commands:
# config system global
# set admin-lockout-duration 900
# set admin-lockout-threshold 3
# end

Check Contents

Log in to the FortiGate GUI with Super-Admin privilege.

1. Open a CLI console, via SSH or available from the GUI.
2. Confirm the output from the following command:
# show full-configuration system global | grep -i admin-lockout
The output should be:
set admin-lockout-duration 900
set admin-lockout-threshold 3

If the admin-lockout-duration is not set to 900 and admin-lockout-threshold is not set to 3, this is a finding.

Vulnerability Number

V-234168

Documentable

False

Rule Version

FGFW-ND-000045

Severity Override Guidance

Log in to the FortiGate GUI with Super-Admin privilege.

1. Open a CLI console, via SSH or available from the GUI.
2. Confirm the output from the following command:
# show full-configuration system global | grep -i admin-lockout
The output should be:
set admin-lockout-duration 900
set admin-lockout-threshold 3

If the admin-lockout-duration is not set to 900 and admin-lockout-threshold is not set to 3, this is a finding.

Check Content Reference

M

Target Key

5260