The Central Log Server must automatically lock the account until the locked account is released by an administrator when three unsuccessful login attempts in 15 minutes are exceeded.

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The Central Log Server must automatically lock the account until the locked account is released by an administrator when three unsuccessful login attempts in 15 minutes are exceeded.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-221925	SRG-APP-000345-AU-000400	SV-221925r420119_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	2021-06-24

Details

Check Text ( C-23640r420117_chk )
Examine the configuration. Verify that the Central Log Server is configured to lock out the account until released by an administrator when 3 consecutive invalid attempts during a 15 minute period is exceeded. If the Central Log Server is not configured to lock out the account until released by an administrator when 3 consecutive invalid attempts in 15 minutes is exceeded, this is a finding.

Fix Text (F-23629r420118_fix)
Configure the Central Log Server to lock out the account until released by an administrator when 3 consecutive invalid attempts during a 15 minute period is exceeded.