Input validation error in Moodle - CVE-2023-28333
Published: March 21, 2023
Vulnerability identifier: #VU73871
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-28333
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to insufficient validation of user-supplied input in the Mustache pix helper. A remote attacker can perform a Mustache injection on the target system.
Affected software
Moodle
Fedora
moodle
Fedora
moodle
How to mitigate CVE-2023-28333
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