engineers_online_portal_project engineers_online_portal 危险类型文件的不加限制上传

CVE编号

CVE-2021-42669

利用情况

暂无

补丁情况

N/A

披露时间

2021-11-05

漏洞描述

A file upload vulnerability exists in Sourcecodester Engineers Online Portal in PHP via dashboard_teacher.php, which allows changing the avatar through teacher_avatar.php. Once an avatar gets uploaded it is getting uploaded to the /admin/uploads/ directory, and is accessible by all users. By uploading a php webshell containing "<?php system($_GET["cmd"]); ?>" the attacker can execute commands on the web server with - /admin/uploads/php-webshell?cmd=id.

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/nu11secur1ty/CVE-mitre/tree/main/CVE-2021-42671
https://github.com/TheHackingRabbi/CVE-2021-42669
https://www.sourcecodester.com/php/13115/engineers-online-portal-php.html

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	engineers_online_portal_project	engineers_online_portal	-	-

CVSS3评分 9.8

• 攻击路径 网络
• 攻击复杂度 低
• 权限要求 无
• 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:N/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