useradd program in shadow-utils program may allow local users to overwrite arbitrary files via a symlink attack.Referenceshttp://marc.info/?l=bugtraq&m=97916374410647&w=2https://exchange.xforce.ibmcloud.com/vulnerabilities/5927http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-007.php3http://www.securityfocus.com/bid/2196
