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 script's source code within the open-source software
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
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disclosed, or updated in CVE.
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