🛡️ CVE-2023-3545
🔴 CVSS 9.8 — Critical ⚠️ Exploit Public CWE-178 NVD
9.8
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Improper sanitisation in `main/inc/lib/fileUpload.lib.php` in Chamilo LMS <= v1.11.20 on Windows and Apache installations allows unauthenticated attackers to bypass file upload security protections and obtain remote code execution via uploading of `.htaccess` file. This vulnerability may be exploited by privileged attackers or chained with unauthenticated arbitrary file write vulnerabilities, such as CVE-2023-3533, to achieve remote code execution.

Details

Severity CRITICAL
CVSS Score 9.8
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE CWE-178
Public Exploit ⚠️ Yes
Source NVD
Published 2023-11-28
Updated 2026-06-08
Modified 2024-11-21

Affected Packages

Software From version Fixed in
chamilo 1.11.20

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