SQL injection vulnerability in the LDAP and MySQL authentication patch for Cyrus SASL 1.5.24 and 1.5.27 allows remote attackers to execute arbitrary SQL commands and log in as arbitrary POP mail users via the password.
http://www.securityfocus.com/bid/4409
http://www.iss.net/security_center/static/8748.php
http://archives.neohapsis.com/archives/bugtraq/2002-04/0020.html