{"uuid": "baf61e30-90a9-4318-8e83-e89f01aa18d0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2023-4220", "type": "seen", "source": "https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/chamilo_bigupload_webshell.rb", "content": "{\"aliases\": [], \"arch\": \"php\", \"author\": [\"Ngo Wei Lin\", \"jheysel-r7\"], \"autofilter_ports\": [80, 8080, 443, 8000, 8888, 8880, 8008, 3000, 8443], \"autofilter_services\": [\"http\", \"https\"], \"check\": true, \"default_credential\": false, \"description\": \"Chamilo LMS is a free software e-learning and content management system. In versions prior to <= v1.11.24\\n          a webshell can be uploaded via the bigload.php endpoint. If the GET request parameter `action` is set to\\n          `post-unsupported` file extension checks are skipped allowing for attacker controlled .php files to be uploaded to:\\n          `/main/inc/lib/javascript/bigupload/files/` if the `/files/` directory already exists - it does not exist\\n          by default.\", \"disclosure_date\": \"2023-11-28\", \"fullname\": \"exploit/linux/http/chamilo_bigupload_webshell\", \"is_install_path\": true, \"mod_time\": \"2025-12-17 16:12:31 +0000\", \"name\": \"Chamilo v1.11.24 Unrestricted File Upload PHP Webshell\", \"needs_cleanup\": true, \"notes\": {\"Reliability\": [\"repeatable-session\"], \"SideEffects\": [\"artifacts-on-disk\"], \"Stability\": [\"crash-safe\"]}, \"path\": \"/modules/exploits/linux/http/chamilo_bigupload_webshell.rb\", \"platform\": \"PHP\", \"post_auth\": false, \"rank\": 600, \"ref_name\": \"linux/http/chamilo_bigupload_webshell\", \"references\": [\"URL-https://starlabs.sg/advisories/23/23-4220/\", \"URL-https://github.com/H4cking4All/CVE-2023-4220/tree/main\", \"CVE-2023-4220\"], \"rport\": 80, \"session_types\": false, \"targets\": [\"PHP\"], \"type\": \"exploit\"}", "creation_timestamp": "2026-09-08T06:48:26.097249Z"}