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My devolo 1.2.8 Insecure Data Storage
Posted on 30 November -0001
<HTML><HEAD><TITLE>my devolo 1.2.8 Insecure Data Storage</TITLE><META http-equiv="Content-Type" content="text/html; charset=utf-8"></HEAD><BODY>SEC Consult Vulnerability Lab Security Advisory < 20160422-0 > ======================================================================= title: Insecure data storage product: my devolo - android application - air.de.devolo.my.devolo vulnerable version: 1.2.8 fixed version: CVE number: impact: High homepage: http://www.devolo.com/ found: 2015-10-30 by: A. Nochvay (Office Moscow) SEC Consult Vulnerability Lab An integrated part of SEC Consult Berlin - Frankfurt/Main - Montreal - Moscow Singapore - Vienna (HQ) - Vilnius - Zurich https://www.sec-consult.com ======================================================================= Vendor description: ------------------- devolo AG has been developing innovative Powerline and data communications products for private customers and professional users.devolo Home Control expands on the idea of the easy way to connect and is emerging as a new product world for the smart home that simply enables greater comfort and convenience, security and energy savings. URL: http://www.devolo.com/en/Company/devolo-AG Business recommendation: ------------------------ Attackers might be able to recover sensitive information from stolen/lost devices. With this information attackers can control user's smart devices, change temperature and watching user's remote camera. SEC Consult recommends not to store sensitive information on mobile devices. Vulnerability overview/description: ----------------------------------- The application "my devolo" uses the SharedPreferences android mechanism for storing information about the user including login credentials for the site mydevolo.com. In the event that an adversary physically attains the mobile device, the adversary might be able to hook up the mobile device to a computer with freely available software. These tools allow the adversary to see all third party application directories. Proof of concept: ----------------- Has been removed due to the request from the vendor. Vulnerable / tested versions: ----------------------------- The vulnerability has been discovered in "my devolo" version 1.2.8, which is the latest version in Google Play Store at this time. Vendor contact timeline: ------------------------ 2015-11-10: Transmission of advisory via a data-exchange platform provided by the vendor 2016-02-23: Confirmation of the described issue via email by vendor 2016-04-22: Public advisory release Solution: --------- no solution available Workaround: ----------- no workaround available Advisory URL: ------------- https://www.sec-consult.com/en/Vulnerability-Lab/Advisories.htm ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ SEC Consult Vulnerability Lab SEC Consult Berlin - Frankfurt/Main - Montreal - Moscow 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 Aleksandr Nochvay / @2015 </BODY></HTML>
