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The CA VM:Secure JOURNAL Facility parameters must be set for lockout after 3 attempts.


Overview

Finding ID Version Rule ID IA Controls Severity
V-237901 IBMZ-VM-000045 SV-237901r649543_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-force attacks, is reduced. Limits are imposed by locking the account.
STIG Date
IBM zVM Using CA VM:Secure Security Technical Implementation Guide 2022-08-31

Details

Check Text ( C-41111r649541_chk )
Examine VM:Secure Security Config File.

If there is no Journal record this is a finding.

If the Journal record has a maximum consecutive invalid password attempts set to 3, this is not a finding.

Note: The "warning" setting may be determined by the site but must be 3 or less.

Example:
JOURNAL 3 3
Fix Text (F-41070r649542_fix)
Edit the SECURITY CONFIG file:

vmsecure config security

Configure a JOURNAL record in the SECURITY CONFIG file as follows:

JOURNAL 3 3

Note: The "warning" setting may be determined by the site but must be 3 or less.