The IBM z/VM JOURNALING statement must be properly configured.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-237944	IBMZ-VM-001020	SV-237944r649672_rule		Medium

Description
By limiting the number of failed logon 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
IBM zVM Using CA VM:Secure Security Technical Implementation Guide	2021-06-16

Details

Check Text ( C-41154r649670_chk )
View system config “JOURNALING” statement. If the “JOURNALING” statement “LOGON” operand is configured as below, this is not a finding. Logon, Account after 3 attempts, See IBMZ-VM-000040 for LOCKOUT setting. Link, Account after 3 attempts, Disable after 3 attempts

Fix Text (F-41113r649671_fix)
Configure the system config “JOURNALING” statement to include the following: Logon, Account after 3 attempts, See IBMZ-VM-000040 for LOCKOUT setting. Link, Account after 3 attempts, Disable after 3 attempts