CVE-2023-3533
Chamilo LMS Unauthenticated Remote Code Execution via Arbitrary File Write
CRITICAL 9.8EPSS 3.5%
Path traversal in file upload functionality in `/main/webservices/additional_webservices.php` in Chamilo LMS <= v1.11.20 allows unauthenticated attackers to perform stored cross-site scripting attacks and obtain remote code execution via arbitrary file write.
- Affected
- Chamilo
- CVSS v3.1 NVD
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 3.50% chance of exploitation in the next 30 days, 89th percentile
- Published
- 2023-11-28
- Updated
- 2024-08-02
Proof-of-concept exploits (2)
Security advisories
- https://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-124-2023-07-13…
- https://starlabs.sg/advisories/23/23-3533
- chamilo/chamilo-lms/commit/37be9ce7243a30259047dd4517c48ff8b21d657a