Red Hat 6.0 allows local users to gain root access by booting single user and hitting ^C at the password prompt.Referenceshttp://www.securityfocus.com/templates/archive.pike?list=1&msg=200002230248.NAA19185%40cairo.anu.edu.auhttps://kc.mcafee.com/corporate/index?page=content&id=SB10053http://www.securityfocus.com/bid/1005