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The operating system must enforce minimum password length.


Overview

Finding ID Version Rule ID IA Controls Severity
V-51675 OSX8-00-00590 SV-65885r1_rule Medium
Description
Password complexity, or strength, is a measure of the effectiveness of a password in resisting guessing and brute-force attacks. Password length is one factor of several that helps to determine strength and how long it takes to crack a password. The shorter the password is, the lower the number of possible combinations that need to be tested before the password is compromised. Use of more characters in a password helps to exponentially increase the time and/or resources required to compromise the password.
STIG Date
Apple OS X 10.8 (Mountain Lion) Workstation STIG 2015-02-10

Details

Check Text ( C-53977r1_chk )
To check the currently applied policies for password and accounts, use the following command:

sudo system_profiler SPConfigurationProfileDataType | grep minLength

The parameter minLength should be "15". If it is less than "15", this is a finding.
Fix Text (F-56473r1_fix)
To set the policy to force the length of a password, a configuration profile must be created and applied to the workstation.