CVE-2023-4223: Chamilo LMS File Upload Functionality Remote Code Execution
First published: Tue Nov 28 2023(Updated: )
Unrestricted file upload in `/main/inc/ajax/document.ajax.php` in Chamilo LMS <= v1.11.24 allows authenticated attackers with learner role to obtain remote code execution via uploading of PHP files.
Credit: info@starlabs.sg
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Chamilo Chamilo Lms | <=1.11.24 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://github.com/chamilo/chamilo-lms/commit/3d74fb7d99bd2e287730552f7a66562417a55047
- https://github.com/chamilo/chamilo-lms/commit/6f32625a012d5de2dfe8edbccb4ed14a85e310d4
- https://github.com/chamilo/chamilo-lms/commit/e864127a440c2cab0eb62c113a04e2e904543a1f
- https://starlabs.sg/advisories/23/23-4223
- https://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-129-2023-09-04-Critical-impact-Moderate-risk-Authenticated-users-may-gain-unauthenticated-RCE-CVE-2023-4223CVE-2023-4224CVE-2023-4225CVE-2023-4226
Frequently Asked Questions
What is CVE-2023-4223?
CVE-2023-4223 is a vulnerability in Chamilo LMS that allows authenticated attackers with the learner role to execute remote code by uploading PHP files.
How severe is CVE-2023-4223?
CVE-2023-4223 has a severity score of 8.8 out of 10 (high severity).
Which versions of Chamilo LMS are affected by CVE-2023-4223?
Chamilo LMS versions up to v1.11.24 are affected by CVE-2023-4223.
How can an attacker exploit CVE-2023-4223?
An attacker with the learner role can exploit CVE-2023-4223 by uploading PHP files through the unrestricted file upload function in `/main/inc/ajax/document.ajax.php`.
Are there any references for CVE-2023-4223?
Yes, you can find references for CVE-2023-4223 at the following links: [Link 1](https://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-129-2023-09-04-Critical-impact-Moderate-risk-Authenticated-users-may-gain-unauthenticated-RCE-CVE-2023-4223CVE-2023-4224CVE-2023-4225CVE-2023-4226), [Link 2](https://starlabs.sg/advisories/23/23-4223), [Link 3](https://github.com/chamilo/chamilo-lms/commit/6f32625a012d5de2dfe8edbccb4ed14a85e310d4).
- collector/nvd-api
- agent/title
- agent/severity
- agent/references
- agent/weakness
- agent/author
- agent/type
- agent/event
- agent/description
- agent/remedy
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/chamilo
- canonical/chamilo chamilo lms
- version/chamilo chamilo lms/1.11.24