phpMyAdmin before 3.4.0-beta1 allows remote attackers to bypass authentication and obtain sensitive information via a direct request to phpinfo.php, which calls the phpinfo function.
http://www.vupen.com/english/advisories/2011/0027
http://www.vupen.com/english/advisories/2011/0001
http://www.vupen.com/english/advisories/2010/3238
http://www.phpmyadmin.net/home_page/security/PMASA-2010-10.php
http://www.mandriva.com/security/advisories?name=MDVSA-2011:000
http://www.debian.org/security/2010/dsa-2139
http://secunia.com/advisories/42725