CVE-2018-21047 : Vulnerability Insights and Analysis
Learn about CVE-2018-21047, a vulnerability in Samsung mobile devices allowing FRP bypass via the voice assistant. Find mitigation steps and preventive measures here.
A vulnerability in Samsung mobile devices running O(8.x) software allows bypassing Factory Reset Protection (FRP) through the voice assistant.
Understanding CVE-2018-21047
What is CVE-2018-21047?
This CVE identifies a security flaw in Samsung devices where FRP can be bypassed via the voice assistant due to premature Internet connectivity.
The Impact of CVE-2018-21047
The vulnerability enables unauthorized access to devices by circumventing FRP, potentially leading to data breaches and unauthorized use.
Technical Details of CVE-2018-21047
Vulnerability Description
The issue arises from Internet access starting before the Setup Wizard completion, allowing FRP bypass through the voice assistant.
Affected Systems and Versions
- Product: Samsung mobile devices
- Software: O(8.x)
- Version: Not specified
Exploitation Mechanism
The vulnerability is exploited by initiating Internet connectivity before the Setup Wizard finishes, enabling unauthorized access.
Mitigation and Prevention
Immediate Steps to Take
- Disable voice assistant during device setup
- Ensure Setup Wizard completion before connecting to the Internet
Long-Term Security Practices
- Regularly update device software and security patches
- Implement strong authentication methods and encryption
Patching and Updates
Apply security updates provided by Samsung to address the FRP bypass vulnerability.