Description
An issue was discovered in Moodle 3.x. A Teacher creating a Calculated question can intentionally cause remote code execution on the server, aka eval injection.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Moodle 3.x unknown | Moodle 3.x unknown | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | moodle | No fix yet | — |
| Ubuntu Pro 16.04 LTS | moodle | No fix yet | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Moodle 3.4.1 - Remote Code Execution EDB-46551 · webapps · Mar 15, 2019
GitHub 3 repositories
-
darrynten/MoodleExploit ★ 10 · Mar 15, 2019
Noodle [Moodle RCE] (v3.4.1) - CVE-2018-1133
-
That-Guy-Steve/CVE-2018-1133-Exploit ★ 0 · Dec 20, 2023
-
Feidao-fei/MOODLE-3.X-Remote-Code-Execution ★ 0 · Dec 26, 2020
cve-2018-1133 moodle athenticated as teacher remote code execution.
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Packagist | moodle/moodle | >= 3.1, < 3.1.12 | 3.1.12 | GHSA-xh2j-q4mc-v522 |
| Packagist | moodle/moodle | >= 3.2, < 3.2.9 | 3.2.9 | GHSA-xh2j-q4mc-v522 |
| Packagist | moodle/moodle | >= 3.3, < 3.3.6 | 3.3.6 | GHSA-xh2j-q4mc-v522 |
| Packagist | moodle/moodle | >= 3.4, < 3.4.3 | 3.4.3 | GHSA-xh2j-q4mc-v522 |
References
- https://moodle.org/mod/forum/discuss.php?d=371199
- 46551 exploit
- 104307 vdb-entry