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The system must disable accounts after three consecutive unsuccessful login attempts.


Overview

Finding ID Version Rule ID IA Controls Severity
V-766 GEN000460 SV-35267r1_rule ECLO-1 ECLO-2 Medium
Description
Disabling accounts after a limited number of unsuccessful login attempts improves protection against password guessing attacks.
STIG Date
HP-UX 11.23 Security Technical Implementation Guide 2012-05-25

Details

Check Text ( C-35099r1_chk )
Check the t_maxtries setting.
# more /tcb/files/auth/system/default

Look for the value of the u_maxtries variable in the file. This will give you the maximum number of tries before the system will lock the account. If this value is 0 or greater than 3, this is a finding.
Fix Text (F-30368r1_fix)
The vendor change tool supplied with the OS is SAM.

# sam

Then:

Auditing and Security -> System Security Policies -> Terminal Security Policies.

Select and change: "Maximum Unsuccessful Login Tries Allowed".