Android application vulnerabilities have become a problem because of Google Play’s open format, and also because users can sideload apps, removing any oversight regarding the safety of apps.
There are also updates and patches to the Android operating system. You can’t count on Android to update itself in a timely manner, because wireless carries control update schedules on all but Google’s Pixel devices.
Expert testing of Android mobile applications shows that in most cases, insecure data storage is the most common security flaw in android apps. According to a report, Vulnerabilities and Threats are slightly more common in Android applications, compared to iOS counterparts(43% vs 38%). But the experts categorize this difference as minimal: the security level of apps is roughly equivalent between the two platforms.
Comprehensive security checks of a mobile application include a search for vulnerabilities in the client and server, as well as data transmission between them.
Android App Vulnerabilities
Mobile apps are seeing huge growth in development. Many of these systems have a client-server architecture. The client runs on the Android or iOS operating system, which is most widely used. This client is downloaded from the app distribution sites to the user, where developers are publishing their wares.
As viewed from the user’s point of view the mobile program is the client installed on the smartphone. The user communicates with that to make transactions, pay bills, or read emails. But there’s actually another aspect as well: the server, which the developer hosts.
Current smartphone operating systems come with complex security mechanisms. By default, an installed device can only access files in its own sandbox folders, and user rights do not allow files to be modified from the system. Nonetheless, developer mistakes in developing and writing code for mobile apps create security vulnerabilities and attackers can exploit it.
A mobile application’s extensive security tests include a scan for client and server vulnerabilities, as well as data transfer between them. We will address risks to users including risks from contact between the client and server sides of mobile apps.
Top 7 vulnerabilities
Binary Protection
Insufficient Transport Layer Protection
Insufficient Authorization/Authentication
Cryptography-Improper Certificate Validation
Brute Force – User Enumeration
Insufficient Session Expiration
Information Leakage- Application Cache
To Know About the vulnerabilities in more depth check this article - https://codersera.com/blog/top-7-vulnerabilities-in-android-applications-2019/
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