CVE-2021-38401 Explained : Impact and Mitigation
Learn about CVE-2021-38401, a vulnerability in Fuji Electric V-Server Lite and Tellus Lite V-Simulator that allows code execution. Find mitigation steps and patching recommendations here.
Fuji Electric V-Server Lite and Tellus Lite V-Simulator prior to version 4.0.12.0 are susceptible to an untrusted pointer dereference vulnerability, enabling attackers to execute arbitrary code.
Understanding CVE-2021-38401
This CVE describes a vulnerability in Fuji Electric V-Server Lite and Tellus Lite V-Simulator that can lead to code execution and application crashes.
What is CVE-2021-38401?
CVE-2021-38401 refers to the untrusted pointer dereference vulnerability in Fuji Electric V-Server Lite and Tellus Lite V-Simulator versions prior to 4.0.12.0.
The Impact of CVE-2021-38401
The vulnerability allows attackers to exploit the untrusted pointer dereference, leading to potential execution of arbitrary code and application crashes.
Technical Details of CVE-2021-38401
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
The vulnerability is identified as an untrusted pointer dereference, posing a high risk of arbitrary code execution and application crashes.
Affected Systems and Versions
Fuji Electric V-Server Lite and Tellus Lite V-Simulator versions less than 4.0.12.0 are affected by this vulnerability.
Exploitation Mechanism
Attackers may leverage the untrusted pointer dereference to execute unauthorized code and disrupt the application's functionality.
Mitigation and Prevention
Below are the recommended steps to address and prevent exploitation of CVE-2021-38401.
Immediate Steps to Take
Users are advised to update their Fuji Electric software to the latest version (4.0.12.0) to mitigate the vulnerability.
Long-Term Security Practices
Incorporate regular software updates and security patches to safeguard against potential threats and vulnerabilities.
Patching and Updates
Fuji Electric suggests updating to the following versions to patch the vulnerability:
- TELLUS Lite software: Version 4.0.12.0 Disk1
- TELLUS Lite software: Version 4.0.12.0 Disk2
- V-Server Lite software: Version 4.0.12.0 Disk1
- V-Server Lite software: Version 4.0.12.0 Disk2