Password Server in Apple Mac OS X Server before 10.6.3 does not properly perform password replication, which might allow remote authenticated users to obtain login access via an expired password.
From 神龙GPT (AIGC)
在10.6.3之前的苹果 Mac OS X Server 中,Password Server 未正确执行密码复制,这可能导致远程授权用户通过过期密码获得登录访问。