CVE-2021-38421 Explained : Impact and Mitigation
Learn about CVE-2021-38421, an out-of-bounds read vulnerability in Fuji Electric Tellus Lite V-Simulator before 4.0.12.0. Understand the impact, technical details, and mitigation steps.
Fuji Electric Tellus Lite V-Simulator is vulnerable to an out-of-bounds read issue. This vulnerability may allow an attacker to read sensitive information or cause a system crash.
Understanding CVE-2021-38421
This section provides insights into the impact, technical details, and mitigation strategies related to CVE-2021-38421.
What is CVE-2021-38421?
CVE-2021-38421 refers to the out-of-bounds read vulnerability in Fuji Electric Tellus Lite V-Simulator before version 4.0.12.0. Attackers could exploit this flaw to access sensitive data or disrupt system functionality.
The Impact of CVE-2021-38421
The vulnerability carries a CVSS base score of 7.8, indicating a high severity issue. With a low attack complexity and local attack vector, exploitation could lead to disruptions in confidentiality, integrity, and availability, with no privileged access requirement.
Technical Details of CVE-2021-38421
Get detailed technical insights into the vulnerability affecting Fuji Electric Tellus Lite V-Simulator.
Vulnerability Description
The vulnerability allows for an out-of-bounds read, enabling unauthorized data access and potential system crashes.
Affected Systems and Versions
Fuji Electric V-Server Lite and Tellus Lite V-Simulator versions prior to 4.0.12.0 are impacted by this vulnerability.
Exploitation Mechanism
The flaw can be exploited locally with low complexity, requiring user interaction but no privileges.
Mitigation and Prevention
Learn how to address and prevent the CVE-2021-38421 vulnerability in Fuji Electric Tellus Lite V-Simulator.
Immediate Steps to Take
Update affected software to the latest version (4.0.12.0) as recommended by Fuji Electric to mitigate the risk of exploitation.
Long-Term Security Practices
Implement robust security measures to safeguard against similar vulnerabilities and ensure timely software updates.
Patching and Updates
Regularly check for security patches and updates from Fuji Electric to address vulnerabilities and enhance system security.