So you can imagine how challenging it becomes when there's apps with security vulnerabilities that come pre-installed on multiple Android phones.

Security researchers from Kryptowire, a security firm, found 38 different vulnerabilities that can allow for spying and factory resets loaded onto 25 Android phones -- 11 of them sold by major US carriers.

That includes devices from Asus, ZTE, LG and the Essential Phone, which are distributed by carriers like Verizon or ATThe vulnerabilities are just the latest blow to Android, which suffers from the perception that it's a less secure mobile platform than Apple's iOS.

Google has worked to repair its image, forcing security updates for vendors and pushing out malicious apps, but these kinds of revelations don't help.

It's also a reminder that consumers need to be more vigilant when it comes to protecting the info on their mobile devices.

Angelos Stavrou, Kryptowire's CEO, and Ryan Johnson, the firm's director of research, disclosed their findings at the DEFCON hacker conference on Friday.

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