unisharp laravel-filemanager 危险类型文件的不加限制上传

CVE编号

CVE-2021-23814

利用情况

暂无

补丁情况

N/A

披露时间

2021-12-18

漏洞描述

This affects the package unisharp/laravel-filemanager from 0.0.0. The upload() function does not sufficiently validate the file type when uploading. An attacker may be able to reproduce the following steps: - Install a package with a web Laravel application. - Navigate to the Upload window - Upload an image file, then capture the request - Edit the request contents with a malicious file (webshell) - Enter the path of file uploaded on URL - Remote Code Execution **Note: Prevention for bad extensions can be done by using a whitelist in the config file(lfm.php). Corresponding document can be found in the [here](https://unisharp.github.io/laravel-filemanager/configfolder-categories).

解决建议

建议您更新当前系统或软件至最新版，完成漏洞的修复。

参考链接
https://github.com/UniSharp/laravel-filemanager/blob/master/src/Controllers/U...
https://snyk.io/vuln/SNYK-PHP-UNISHARPLARAVELFILEMANAGER-1567199

受影响软件情况

#	类型	厂商	产品	版本	影响面
1
	运行在以下环境
	应用	unisharp	laravel-filemanager	*	From (including) 0.0.0

CVSS3评分 8.8

• 攻击路径 网络
• 攻击复杂度 低
• 权限要求 低
• 影响范围 未更改
• 用户交互 无
• 可用性 高
• 保密性 高
• 完整性 高

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CWE-ID 漏洞类型 CWE-434 危险类型文件的不加限制上传