admin/index.php in Longino Jacome php-Revista 1.1.2 allows remote attackers to bypass authentication controls by setting the ID_ADMIN and SUPER_ADMIN parameters to 1.
https://www.exploit-db.com/exploits/8425
http://www.securityfocus.com/bid/19818
http://www.securityfocus.com/archive/1/502637/100/0/threaded
http://www.securityfocus.com/archive/1/445007/100/0/threaded
http://www.attrition.org/pipermail/vim/2009-April/002167.html