The AAA Service must be configured to maintain locks on user accounts until released by an administrator.

From Authentication Authorization and Accounting Service Security Requirements Guide

Associated with: CCI-002238

SRG-APP-000345-AAA-000021_rule The AAA Service must be configured to maintain locks on user accounts until released by an administrator.

Vulnerability discussion

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.

Check content

If the AAA Service relies on directory services for user account management this is not applicable and the connected directory services must perform this function. Verify the AAA Service is configured to maintain locks on user accounts until released by an administrator. If the AAA Service is not configured to maintain locks on user accounts until released by an administrator, this is a finding.

Fix text

Configure the AAA Service to maintain locks on user accounts until released by an administrator.

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