The Central Log Server must enforce the limit of three consecutive invalid logon attempts by a user during a 15 minute time period.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-221904	SRG-APP-000065-AU-000240	SV-221904r960840_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. Limits are imposed by locking the account.

STIG	Date
Central Log Server Security Requirements Guide	2024-12-04

Details

Check Text (C-23619r420054_chk)

Examine the configuration.

Verify that the Central Log Server is configured to lock out the account after 3 consecutive invalid attempts during a 15 minute period.

If the Central Log Server is not configured to lock out the account after 3 consecutive invalid attempts in 15 minutes, this is a finding.

Fix Text (F-23608r420055_fix)

Configure the Central Log Server to lock out the account after 3 consecutive invalid attempts during a 15 minute period.