Input validation error in Moodle - CVE-2020-1756
Published: March 17, 2020
Vulnerability identifier: #VU26120
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-1756
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: moodle.org
Affected software:
Moodle
Moodle
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the system.
The vulnerability exists due to insufficient validation of user-supplied input in "admin/tool/phpunit/webrunner.php" file. A remote administrator can pass specially crafted input to the application and execute arbitrary code on the target system.
How to mitigate CVE-2020-1756
Install updates from vendor's website.