=============================================================================== Stored XSS Vulnerability In Manage Engine Device Expert =============================================================================== . contents:: Table Of Content Overview ======== * Title :Stored XSS Vulnerability In Manage Engine Device Expert * Author: Kaustubh G. Padwad * Plugin Homepage: http://www.manageengine.com/products/device-expert/ * Severity: HIGH * Version Affected: Version 5.9.9.0 Build: 5990 * Version Tested : Version 5.9.9.0 Build: 5990 * version patched: Separate Patch release for all version Description =========== About the Product ================= DeviceExpert 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, DeviceExpert helps automate and take total control of the entire life cycle of device configuration management. Vulnerable Parameter -------------------- * Login Name About Vulnerability ------------------- This Product 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 execute arbitrary code into Admin manage console. Once exploited, admin’s browser can be made to 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) ========================= 1. After Setting up Manage engine Login to manage engine Device expert 2. Navigate to admin-->User Management-->New User 3.Put this Payload into Login Name 4.Fill the other details #####payload To Use####################### ########################################## 5. Click Save to See Stored XSS in action 6. Reload Pages to see it many times you want ;) 7. Same can be done By CSRF also :) . image:: stoerdXSS.jpeg :height: 1000 px :width: 1000 px :scale: 100 % :alt: XSS POC :align: center Mitigation ========== Receved from manage engine team https://uploads.zohocorp.com/Internal_Useruploads/dnd/NetFlow_Analyzer/o_19ga51p951gblpbs1rkrm211vim1/vulnerabilities_Fix.zip Open DeviceExper.zip 1. Stop the Device Expert service. 2. Please replace AdvNCM.jar under DeviceExpert_Home/lib with the one under DeviceExpert.zip/AdvNCM.jar 3. Start the Device Expert service Change Log ========== Disclosure ========== 11-February-2015 Reported to Developer 13-February-2015 Acknodlagement from Developer 13-March-2015 Fixed by developer 16-March-2015 Requested a cve ID 21-March-2015 Public Disclosed credits ======= * Kaustubh Padwad * Information Security Researcher * kingkaustubh@me.com * https://twitter.com/s3curityb3ast * http://breakthesec.com * https://www.linkedin.com/in/kaustubhpadwad