CVE-2023-3545 Chamilo LMS Htaccess File Upload Security Bypass
CriticalCVSS 9.8
EPSS 2.4%
- Published
- Updated
- Exploit status
- No public exploit known
Description
Improper sanitisation in main/inc/lib/fileUpload.lib.php in Chamilo LMS <= v1.11.20 on Windows and Apache installations allows unauthenticated attackers to bypass file upload security protections and obtain remote code execution via uploading of .htaccess file. This vulnerability may be exploited by privileged attackers or chained with unauthenticated arbitrary file write vulnerabilities, such as CVE-2023-3533, to achieve remote code execution.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Chamilo | <= 1.11.20 | No fix listed |
References
- support.chamilo.org issue-tracking vendor-advisory
- starlabs.sg exploit third-party-advisory
- github.com patch