Moodle Credentials Management Errors Vulnerability - CVE-2012-0794
The rc4encrypt function in lib/moodlelib.php in Moodle 1.9.x before 1.9.16 2.0.x before 2.0.7 2.1.x before 2.1.4 and 2.2.x before 2.2.1 uses a hardcoded password of nfgjeingjk which makes it easier for remote attackers to defeat cryptographic protection mechanisms by reading this script39s source code within the open-source software distribution.