high7.2Public exploit code
CVE-2021-31933
A remote code execution vulnerability exists in Chamilo through 1.11.14 due to improper input sanitization of a parameter used for file uploads, and improper f…
Public exploit code
Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.
- Chamilo LMS 1.11.14 - Remote Code Execution (Authenticated)2021-05-14 · webapps · php · Verified
Impact
A remote code execution vulnerability exists in Chamilo through 1.11.14 due to improper input sanitization of a parameter used for file uploads, and improper file-extension filtering for certain filenames (e.g., .phar or .pht). A remote authenticated administrator is able to upload a file containing arbitrary PHP code into specific directories via main/inc/lib/fileUpload.lib.php directory traversal to achieve PHP code execution.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Chamilo | Chamilo | through 1.11.14 |
Weakness classification
References
- NVD record
- CVE.org record
- http://packetstormsecurity.com/files/162572/Chamilo-LMS-1.11.14-Remote-Code-Execution.html
- https://github.com/chamilo/chamilo-lms/commit/229302139e8d23bf6862183cf219b967f6e2fbc1
- https://github.com/chamilo/chamilo-lms/commit/f65d065061a77bb2e84f73217079ce3998cf3453
- https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-48-2021-04-17-Critical-impact-high-risk-Remote-Code-Execution
- http://packetstormsecurity.com/files/162572/Chamilo-LMS-1.11.14-Remote-Code-Execution.html
- https://github.com/chamilo/chamilo-lms/commit/229302139e8d23bf6862183cf219b967f6e2fbc1
- https://github.com/chamilo/chamilo-lms/commit/f65d065061a77bb2e84f73217079ce3998cf3453
- https://support.chamilo.org/projects/1/wiki/Security_issues#Issue-48-2021-04-17-Critical-impact-high-risk-Remote-Code-Execution