Information disclosure in Moodle - CVE-2023-28336
Published: March 21, 2023
Vulnerability identifier: #VU73867
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-28336
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to insufficient filtering of grade report history. A remote user can access the names of users they could not otherwise access.
Affected software
Moodle
Fedora
moodle
Fedora
moodle
How to mitigate CVE-2023-28336
Install updates from vendor's website.
Moodle - addressed in versions 3.9.20, 3.11.13, 4.0.7, 4.1.2
moodle - update to 3.11.13-1.fc36
moodle - update to 3.11.13-1.fc36