CVE-2016-2159: Improper Access Control

May 22, 2016 (updated September 7, 2017)

The save_submission function in mod/assign/externallib.php in Moodle allows remote authenticated users to bypass intended due-date restrictions by leveraging the student role for a web-service request.

References

moodle.org/mod/forum/discuss.php?d=330182
nvd.nist.gov/vuln/detail/CVE-2016-2159

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