MSA-16-0023: Question engine allows access to files that should not be available

by Marina Glancy.  

Description:User can guess URL of the file embedded in a question that they are not able to access and download it using identificator of a question they can access
Issue summary:Question engine allows access to files that I should not be able to view
Versions affected:3.1 to 3.1.2, 3.0 to 3.0.6, 2.9 to 2.9.8, 2.8 to 2.8.12, 2.7 to 2.7.16 and earlier unsupported versions
Versions fixed:3.1.3, 3.0.7, 2.9.9 and 2.7.17
Reported by:Martin Gauk
Issue no.:MDL-53744
CVE identifier:CVE-2016-8642
Changes (master):

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