CVE-2011-0002
libuser before 0.57 uses a cleartext password value of (1) !! or (2) x for new LDAP user accounts, which makes it easier for remote attackers to obtain access by specifying one of these values.
Date published : 2011-01-22
http://www.securityfocus.com/bid/45791
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705