The NSX-T Manager must be configured to enforce the limit of three consecutive invalid logon attempts, after which time it must block any login attempt for 15 minutes.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-251779	TNDM-3X-000012	SV-251779r810340_rule		Medium

Description
By limiting the number of failed login attempts, the risk of unauthorized system access via user password guessing, otherwise known as brute-forcing, is reduced.

STIG	Date
VMware NSX-T Manager NDM Security Technical Implementation Guide	2022-09-01

Details

Check Text ( C-55239r810338_chk )

From an NSX-T Manager shell, run the following command(s): > get auth-policy api lockout-reset-period Expected result: 900 seconds If the output does not match the expected result, this is a finding. > get auth-policy api lockout-period Expected result: 900 seconds If the output does not match the expected result, this is a finding. > get auth-policy api max-auth-failures Expected result: 3 If the output does not match the expected result, this is a finding. > get auth-policy cli lockout-period Expected result: 900 seconds If the output does not match the expected result, this is a finding. > get auth-policy cli max-auth-failures Expected result: 3 If the output does not match the expected result, this is a finding.

Fix Text (F-55193r810339_fix)
From an NSX-T Manager shell, run the following command(s): > set auth-policy api lockout-reset-period 900 > set auth-policy api lockout-period 900 > set auth-policy api max-auth-failures 3 > set auth-policy cli lockout-period 900 > set auth-policy cli max-auth-failures 3