CVE-2021-46390 : What You Need to Know
Learn about CVE-2021-46390, an authentication bypass vulnerability in Lexar_F35 v1.0.34 allowing unauthorized access to sensitive data on secure USB flash drives. Find mitigation steps here.
An access control issue in the authentication module of Lexar_F35 v1.0.34 allows unauthorized access to sensitive data and enables a Denial of Service (DoS) attack.
Understanding CVE-2021-46390
What is CVE-2021-46390?
CVE-2021-46390 is a vulnerability in the authentication module of Lexar_F35 v1.0.34 that permits attackers to bypass user authentication and gain access to data on a secure USB flash drive.
The Impact of CVE-2021-46390
The vulnerability could lead to unauthorized access to sensitive information and potential Denial of Service (DoS) attacks, compromising the security and integrity of the secure USB flash drive.
Technical Details of CVE-2021-46390
Vulnerability Description
The flaw allows attackers to bypass user authentication by manipulating the authentication result values, granting access to sensitive data stored on the secure USB flash drive.
Affected Systems and Versions
- Product: Lexar_F35 v1.0.34
- Vendor: Lexar
- Version Status: Affected
Exploitation Mechanism
- Attackers can bypass password authentication by analyzing and manipulating the authentication result values.
Mitigation and Prevention
Immediate Steps to Take
- Update Lexar_F35 to the latest version.
- Implement strong password policies for additional security.
Long-Term Security Practices
- Regularly monitor for unauthorized access attempts.
- Educate users on secure authentication practices.
Patching and Updates
- Apply security patches provided by Lexar to remediate the vulnerability.