CVE-2023-4225

Public Exploit
Chamilo LMS File Upload Functionality Remote Code Execution

Description

Unrestricted file upload in `/main/inc/ajax/exercise.ajax.php` in Chamilo LMS <= v1.11.24 allows authenticated attackers with learner role to obtain remote code execution via uploading of PHP files.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 2.56% Top 20%
Vendor Advisory chamilo.org
Affected: Chamilo Chamilo
Published at:
Updated at:

References

Link Tags
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 vendor advisory issue tracking
https://starlabs.sg/advisories/23/23-4225 third party advisory exploit
https://github.com/chamilo/chamilo-lms/commit/6f32625a012d5de2dfe8edbccb4ed14a85e310d4 patch
https://github.com/chamilo/chamilo-lms/commit/f3d62b65ad60d68096c2674d5695339f04de0b8a patch
https://github.com/chamilo/chamilo-lms/commit/e864127a440c2cab0eb62c113a04e2e904543a1f patch

Frequently Asked Questions

What is the severity of CVE-2023-4225?
CVE-2023-4225 has been scored as a high severity vulnerability.
How to fix CVE-2023-4225?
To fix CVE-2023-4225, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-4225 being actively exploited in the wild?
It is possible that CVE-2023-4225 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-4225?
CVE-2023-4225 affects Chamilo Chamilo.
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