Permissions, Privileges, and Access Controls in Moodle - CVE-2015-3273
Published: February 22, 2016 / Updated: August 9, 2020
Vulnerability identifier: #VU40472
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-3273
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote authenticated user to manipulate data.
mod/forum/post.php in Moodle 2.9.x before 2.9.1 does not consider the mod/forum:canposttomygroups capability before authorizing "Post a copy to all groups" actions, which allows remote authenticated users to bypass intended access restrictions by leveraging per-group authorization.
Affected software
Moodle
Fedora
moodle
Fedora
moodle
How to mitigate CVE-2015-3273
Install update from vendor's website.
moodle - addressed in versions 2.7.9-1.fc21, 2.8.7-1.fc22, 2.9.1-1.fc23