Android keyboard apps with 2 million downloads can remotely hack your device

Android keyboard apps with 2 million downloads can remotely hack your device

Consultants have found a number of flaws in three Android keyboard apps that could possibly be exploited by distant attackers to hack a cell phone.

Researchers at Synopsys Cyber ​​Safety Analysis Heart (CyRC) warning Out of three Android keyboard apps with cumulative 2 million installs affected by a number of flaws (CVE-2022-45477, CVE-2022-45478, CVE-2022-45479, CVE-2022-45480, CVE-2022-45481, CVE-2022-45482, CVE-2022-45483) that attackers can exploit to hack right into a cell phone.

Keyboard and mouse functions connect with a server on a desktop or laptop computer pc and transmit mouse and keyboard occasions to a distant server.

These three Android apps (Lazy Mouse, PC Keyboard, and Telepad) are keyboard apps which can be obtainable on the official Google Play Retailer and are used as a distant keyboard and mouse.

CyRC specialists warn of weak or lacking authentication mechanisms, misplaced authorization, and insecure connection vulnerabilities within the three functions.

“Exploit Authentication and authorization The vulnerabilities may permit unauthenticated distant attackers to execute arbitrary instructions. Equally, exploiting the vulnerability in Join exposes person keystrokes, together with delicate data resembling usernames and passwords. is reading Evaluation printed by CyRC.

Mouse and keyboard functions use a wide range of community protocols to change mouse directions and keystrokes. Though the vulnerabilities are all associated to the authentication, authorization, and transmission processes, the failure mechanism for every software is completely different. CyRC discovered vulnerabilities permitting distant authentication and code execution bypasses in all three functions, however couldn’t discover a single technique of exploitation that utilized to all three.”

The affected applications are:

  • Telepad variations 1.0.7 and earlier
  • PC keyboard variations 30 and earlier
  • Lazy Mouse 2.0.1 and earlier variations

Listed below are the small print of the vital vulnerabilities:

CVE-2022-45477
Telepad permits unauthenticated distant customers to ship directions to the server to execute arbitrary code with none prior authorization or authentication.

CVE-2022-45479
A pc keyboard permits unauthenticated distant customers to ship directions to the server to execute arbitrary code with none prior authorization or authentication.

CVE-2022-45481
The default configuration of Lazy Mouse doesn’t require a password, permitting customers who haven’t been remotely authenticated to execute arbitrary code with out permission or prior authentication.

CVE-2022-45482
The Lazy Mouse server enforces weak password necessities and doesn’t implement charge limiting, permitting distant unauthenticated customers to simply and shortly power a PIN and execute arbitrary instructions.

The vulnerabilities have been initially disclosed on August 13, 2022 and CyRC has reached out to the advisory submit as a result of they haven’t but acquired a response from the event groups behind these apps.

That is the timeline of those vulnerabilities:

  • August 13, 2022: Preliminary disclosure
  • August 18, 2022: Observe-up letter
  • October 12, 2022: Last follow-up name
  • November 30, 2022: Advisory Put up by Synopsys

CyRC has reached out to the builders a number of instances however has not acquired a response inside the 90-day timeline dictated by responsible disclosure policy. These three apps are broadly used however not maintained or supported, and safety was clearly not an element when growing these apps.” The report concludes. “CyRC recommends that you simply take away the apps instantly.”

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Pierluigi Paganini

(Security hacking, android keyboard)





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