RCE in Moodle

CVE-2018-14630

moodle before versions 3.5.2, 3.4.5, 3.3.8, 3.1.14 is vulnerable to an XML import of ddwtos could lead to intentional remote code execution. When importing legacy 'drag and drop into text' (ddwtos) type quiz questions, it was possible to inject and execute PHP code from within the imported questions, either intentionally or by importing questions from an untrusted source.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.044 (90.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-14630?
CVE-2018-14630 is a high-severity vulnerability in Moodle, classified under Improper Input Validation. CVSS score: 8.8/10. Published 2018-09-17.
How severe is CVE-2018-14630?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2018-14630 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.