CVE-2023-4225 Chamilo LMS File Upload Functionality Remote Code Execution

2023-11-2807:22:04

CWE-434

STAR_Labs

www.cve.org

chamilo lms

file upload

remote code execution

cve-2023-4225

unrestricted file upload

php files

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

9.2

Confidence

High

EPSS

0.002

Percentile

64.8%

JSON

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.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "Chamilo",
    "vendor": "Chamilo",
    "versions": [
      {
        "lessThanOrEqual": "1.11.24",
        "status": "affected",
        "version": "0",
        "versionType": "semver"
      }
    ]
  }
]

References

github.com/chamilo/chamilo-lms/commit/6f32625a012d5de2dfe8edbccb4ed14a85e310d4

github.com/chamilo/chamilo-lms/commit/e864127a440c2cab0eb62c113a04e2e904543a1f

github.com/chamilo/chamilo-lms/commit/f3d62b65ad60d68096c2674d5695339f04de0b8a

starlabs.sg/advisories/23/23-4225

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