Improper Group-Based Access Restrictions in Moodle Web Service

CVE-2015-5339 · MEDIUM Severity

AV:N/AC:L/AU:S/C:P/I:N/A:N

The core_enrol_get_enrolled_users web service in enrol/externallib.php in Moodle through 2.6.11, 2.7.x before 2.7.11, 2.8.x before 2.8.9, and 2.9.x before 2.9.3 does not properly implement group-based access restrictions, which allows remote authenticated users to obtain sensitive course-participant information via a web-service request.

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