Chamilo LMS File Upload Functionality Remote Code Execution
CVE-2023-4224

8.8HIGH

Key Information:

Vendor

Chamilo

Status
Chamilo
Vendor
CVE Published:
28 November 2023

What is CVE-2023-4224?

In Chamilo LMS versions up to v1.11.24, an unrestricted file upload vulnerability exists in the file handling script located at /main/inc/ajax/dropbox.ajax.php. This flaw allows authenticated users with learner roles to upload PHP files, potentially leading to remote code execution (RCE). Successful exploitation gives attackers the ability to execute commands on the server, which can compromise the entire system. It is crucial for organizations using Chamilo LMS to apply the latest patches and security updates to mitigate the risks associated with this vulnerability.

Affected Version(s)

Chamilo 0 <= 1.11.24

References

https://support.chamilo.org/projects/chamilo-18/wiki/secu...
vendor-advisory
https://starlabs.sg/advisories/23/23-4224
third-party-advisory
https://github.com/chamilo/chamilo-lms/commit/6f32625a012...
patch

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ngo Wei Lin (@Creastery) of STAR Labs SG Pte. Ltd. (@starlabs_sg)
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CVE-2023-4224 : Chamilo LMS File Upload Functionality Remote Code Execution