CVE-2021-22494 : Exploit Details and Defense Strategies
Discover the impact of CVE-2021-22494, a vulnerability in Samsung Note20 fingerprint scanners that leads to inversion during enrollment, causing a high False Recognition Rate (FRR). Learn about mitigation steps.
An issue was discovered in the fingerprint scanner on Samsung Note20 mobile devices with Q(10.0) software, leading to a high False Recognition Rate (FRR) during fingerprint enrollment when a screen protector is used. This vulnerability is identified as SVE-2020-19216 (January 2021) by Samsung.
Understanding CVE-2021-22494
This section provides insights into the nature and impact of the vulnerability.
What is CVE-2021-22494?
The vulnerability in the fingerprint scanner of Samsung Note20 devices can result in inversion during fingerprint enrollment due to the absence of required image compensation when a screen protector is installed.
The Impact of CVE-2021-22494
The impact of this vulnerability is a significant increase in False Recognition Rate (FRR) during fingerprint enrollment, potentially leading to security risks for users.
Technical Details of CVE-2021-22494
Explore more technical details and aspects related to the vulnerability.
Vulnerability Description
The issue arises in the fingerprint scanner of Samsung Note20 devices running Q(10.0) software when image compensation is lacking with the use of a screen protector, causing inversion during fingerprint enrollment.
Affected Systems and Versions
The vulnerability affects Samsung Note20 mobile devices running Q(10.0) software and can impact the fingerprint enrollment process.
Exploitation Mechanism
Attackers can potentially exploit this vulnerability to manipulate the fingerprint enrollment process, leading to a high False Recognition Rate (FRR).
Mitigation and Prevention
Learn about the steps to mitigate and prevent the risks associated with CVE-2021-22494.
Immediate Steps to Take
Users are advised to avoid using screen protectors on Samsung Note20 devices to prevent the occurrence of inversion and high False Recognition Rate (FRR) during fingerprint enrollment.
Long-Term Security Practices
Implementing regular security updates and patches from Samsung can help in addressing this vulnerability and enhancing overall device security.
Patching and Updates
Stay informed about security updates released by Samsung to patch the vulnerability in the fingerprint scanner on Note20 devices running Q(10.0) software.