The SLES for vRealize must automatically lock an account until the locked account is released by an administrator when three unsuccessful logon attempts in 15 minutes occur.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-239596	VROM-SL-001010	SV-239596r662239_rule		Low

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
VMware vRealize Operations Manager 6.x SLES Security Technical Implementation Guide	2021-07-01

Details

Check Text ( C-42829r662237_chk )
Check the "pam_tally2" configuration: # more /etc/pam.d/common-auth Confirm the following line is configured: auth required pam_tally2.so deny=3 onerr=fail even_deny_root unlock_ti me=86400 root_unlock_time=300 # more /etc/pam.d/common-account Confirm the following line is configured: account required pam_tally2.so If no such lines are found, this is a finding.

Fix Text (F-42788r662238_fix)
Edit "/etc/pam.d/common-auth" file and add the following line: auth required pam_tally2.so deny=3 onerr=fail even_deny_root unlock_time=86400 root_unlock_time=300 Edit "/etc/pam.d/common-account" file and add the following line: account required pam_tally2.so