SEC Consult Vulnerability Lab Security Advisory < 20161114-0 > ======================================================================= title: Multiple vulnerabilities product: I-Panda SolarEagle - Solar Controller Administration Software / MPPT Solar Controller SMART2 vulnerable version: SolarEagle V2.00 / MPPT Solar Controller SMART2 fixed version: - CVE number: - impact: Medium homepage: http://www.solarcontroller-inverter.com/ found: 2016-09-03 by: T. Weber (Office Vienna) SEC Consult Vulnerability Lab An integrated part of SEC Consult Bangkok - Berlin - Linz - Luxembourg - Montreal - Moscow Kuala Lumpur - Singapore - Vienna (HQ) - Vilnius - Zurich https://www.sec-consult.com ======================================================================= Vendor description: ------------------- "ShenZhen I-Panda Electronics Co. Ltd. is developing power supply devices such as UPS, power adapter and power inverter and also equipment for solar systems. This equipment produced by I-Panda comprises solar panels/ controllers/inverters and also solar generator systems." Source: http://www.solarcontroller-inverter.com/about-us.html Business recommendation: ------------------------ SEC Consult recommends not to use this product until a thorough security review has been performed by security professionals and all identified issues have been resolved. Vulnerability overview/description: ----------------------------------- 1) Broken Local Admin Authentication in SolarEagle V2.00 Attackers which have access to the locally installed software are able to bypass the administrative login and can control the MPPT Solar Controller. 2) Missing Server Side Authentication in MPPT Solar Controller SMART2 Attackers which have access to the local network can send their own commands to the MPPT Solar Controller and are able to control the device this way. 3) Unencrypted Communication in MPPT Solar Controller SMART2 Eavesdropping the communication is possible since unencrypted TCP is used for all packets which are transferred between the controller and SolarEagle. 4) Denial of Service in MPPT Solar Controller SMART2 Attackers are able to disrupt an active connection as long as they want. Proof of concept: ----------------- The vendor was not responsive, hence there is no fix available. The proof of concept has been removed from this advisory. Vulnerable / tested versions: ----------------------------- SolarEagle V2.00 / MPPT Solar Controller SMART2 Vendor contact timeline: ------------------------ 2016-09-12: Contacting vendor through email, sending responsible disclosure policy, defining release deadline (10th November), asking for encryption keys 2016-09-13: Contacting vendor through email, sending responsible disclosure policy, defining release deadline (10th November), asking for encryption keys 2016-09-13: Vendor: (Instant-Messenger) No encryption available. Offer to send the advisory unencrypted; No Answer 2016-10-29: Offer to send the advisory unencrypted; No Answer 2016-11-03: Offer to send the advisory unencrypted; No Answer 2016-11-14: SEC Consult releases security advisory Solution: --------- There is no fix available from the vendor as they did not respond. Workaround: ----------- No workaround Advisory URL: ------------- https://www.sec-consult.com/en/Vulnerability-Lab/Advisories.htm ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ SEC Consult Vulnerability Lab SEC Consult Bangkok - Berlin - Linz - Luxembourg - Montreal - Moscow Kuala Lumpur - Singapore - Vienna (HQ) - Vilnius - Zurich About SEC Consult Vulnerability Lab The SEC Consult Vulnerability Lab is an integrated part of SEC Consult. It ensures the continued knowledge gain of SEC Consult in the field of network and application security to stay ahead of the attacker. The SEC Consult Vulnerability Lab supports high-quality penetration testing and the evaluation of new offensive and defensive technologies for our customers. Hence our customers obtain the most current information about vulnerabilities and valid recommendation about the risk profile of new technologies. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Interested to work with the experts of SEC Consult? Send us your application https://www.sec-consult.com/en/Career.htm Interested in improving your cyber security with the experts of SEC Consult? Contact our local offices https://www.sec-consult.com/en/About/Contact.htm ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Mail: research at sec-consult dot com Web: https://www.sec-consult.com Blog: http://blog.sec-consult.com Twitter: https://twitter.com/sec_consult EOF T. Weber / @2016