CVE-2021-29377

https://notcve.org/view.php?id=CVE-2021-29377

Pear Admin Think through 2.1.2 has an arbitrary file upload vulnerability that allows attackers to execute arbitrary code remotely. A .php file can be uploaded via admin.php/index/upload because app/common/service/UploadService.php mishandles fileExt. Pear Admin Think versiones hasta 2.1.2, presenta una vulnerabilidad de carga de archivos arbitraria que permite a atacantes ejecutar código arbitrario remotamente. Un archivo .php puede ser cargado por medio del componente admin.php/index/upload porque el archivo app/common/service/UploadService.php maneja inapropiadamente fileExt. • https://gitee.com/pear-admin/Pear-Admin-Think/issues/I3DI3T • CWE-434: Unrestricted Upload of File with Dangerous Type •