Home/CVE/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 re
CVE

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 re

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.

HIGH · CVSS 8.8 EPSS 0.01859
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
CWE-94Improper Control of Generation of Code ('Code Injection')
▤

Affected Products & Versions

5
moodle<= 3.0.10
moodle>= 3.1.0 and < 3.1.14
moodle>= 3.3.0 and < 3.3.8
moodle>= 3.4.0 and < 3.4.5
moodle>= 3.5.0 and < 3.5.2
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Packagist moodle/moodle HIGH fixed in 3.5.2
⚠

Public Exploits & PoCs

1
pocwww.sec-consult.com · remote-code-execution-php-unserialize-moodle-open-source-...www.sec-consult.com
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.0 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD17 Sep 2018 · 06:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-62880PatchVendor Advisory
http://www.securityfocus.com/bid/105354Third Party AdvisoryVDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14630Issue TrackingPatchThird Party Advisory
https://moodle.org/mod/forum/discuss.php?d=376023PatchVendor Advisory
https://seclists.org/fulldisclosure/2018/Sep/28ExploitMailing ListThird Party Advisory
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