| Title | RCE in easyii |
|---|
| Description | insecure file upload lead to rce in admin file upload management within below file
https://github.com/noumo/easyii/blob/ef522fc952675e910e8dd7ed83af29da1381c830/helpers/Upload.php
Code block:
public static function file(UploadedFile $fileInstance, $dir = '', $namePostfix = true)
{
$fileName = Upload::getUploadPath($dir) . DIRECTORY_SEPARATOR . Upload::getFileName($fileInstance, $namePostfix);
if(!$fileInstance->saveAs($fileName)){
throw new HttpException(500, 'Cannot upload file "'.$fileName.'". Please check write permissions.');
}
return Upload::getLink($fileName);
}
1. login to easyii
2. goto to file upload management
3. direct uplaod a php webshell like c99
|
|---|
| User | rezaduty (UID 10530) |
|---|
| Submission | 10/31/2022 10:19 (4 years ago) |
|---|
| Moderation | 10/31/2022 14:30 (4 hours later) |
|---|
| Status | Accepted |
|---|
| VulDB entry | 212501 [easyii CMS File Upload Management helpers/Upload.php file unrestricted upload] |
|---|
| Points | 13 |
|---|