CVE-2023-4226: Chamilo LMS File Upload Functionality Remote Code Execution
First published: Tue Nov 28 2023(Updated: )
Unrestricted file upload in `/main/inc/ajax/work.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 |
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Reference Links
- https://github.com/chamilo/chamilo-lms/commit/6f32625a012d5de2dfe8edbccb4ed14a85e310d4
- https://github.com/chamilo/chamilo-lms/commit/e864127a440c2cab0eb62c113a04e2e904543a1f
- https://github.com/chamilo/chamilo-lms/commit/f3d62b65ad60d68096c2674d5695339f04de0b8a
- https://starlabs.sg/advisories/23/23-4226
- 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 the vulnerability ID of this issue?
The vulnerability ID is CVE-2023-4226.
What is the affected software?
The affected software is Chamilo LMS v1.11.24 and below.
What is the severity of CVE-2023-4226?
The severity of CVE-2023-4226 is high with a severity value of 8.8.
How does this vulnerability occur?
This vulnerability occurs due to unrestricted file upload in `/main/inc/ajax/work.ajax.php` in Chamilo LMS.
How can an attacker exploit this vulnerability?
Authenticated attackers with the learner role can exploit this vulnerability by uploading PHP files to achieve remote code execution.
- 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
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- collector/mitre-cve
- source/MITRE
- vendor/chamilo
- canonical/chamilo chamilo lms
- version/chamilo chamilo lms/1.11.24