MSA-18-0009: Portfolio forum caller class allows a user to download any file

by Marina Glancy.  

Students who posted on forum and exported the post to portfolios can download any stored Moodle file by changing download URL


Severity/Risk:Minor
Versions affected:3.4 to 3.4.2, 3.3 to 3.3.5, 3.2 to 3.2.8, 3.1 to 3.1.11 and earlier unsupported versions
Versions fixed:3.5, 3.4.3, 3.3.6, 3.2.9 and 3.1.12
Reported by:Brendan Cox
Workaround:Disable portfolios until the fix is applied. Portfolios are disabled by default in Moodle
CVE identifier:CVE-2018-1135
Changes (master):http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-62232
Tracker issue:MDL-62232 Portfolio forum caller class allows a user to download any file

Read more https://moodle.org/mod/forum/discuss.php?d=371201&parent=1496355