CVE-2021-46566 Explained : Impact and Mitigation
Explore the CVE-2021-46566 details regarding a vulnerability in Bentley MicroStation CONNECT 10.16.0.80 allowing remote code execution. Learn the impact, affected systems, and mitigation steps.
This CVE-2021-46566 article provides insights into a vulnerability in Bentley MicroStation CONNECT 10.16.0.80 that allows remote attackers to execute arbitrary code.
Understanding CVE-2021-46566
This section delves into the details of the vulnerability.
What is CVE-2021-46566?
CVE-2021-46566 is a vulnerability in Bentley MicroStation CONNECT 10.16.0.80 that enables remote attackers to execute arbitrary code. User interaction is required to exploit this flaw by visiting a malicious page or opening a malicious file. The vulnerability lies in the parsing of JT files due to improper memory initialization.
The Impact of CVE-2021-46566
The CVSS v3.0 base score of 7.8 categorizes this vulnerability as high severity. It can lead to high confidentiality, integrity, and availability impacts while requiring no privileges for exploitation by attackers.
Technical Details of CVE-2021-46566
Exploring the specific technical aspects of the vulnerability.
Vulnerability Description
The vulnerability arises from the lack of proper memory initialization in Bentley MicroStation CONNECT 10.16.0.80, facilitating the execution of arbitrary code remotely.
Affected Systems and Versions
- Product: MicroStation CONNECT
- Vendor: Bentley
- Version: 10.16.0.80
Exploitation Mechanism
Attackers can exploit the flaw by enticing users to interact with malicious content, enabling the execution of code within the current process.
Mitigation and Prevention
Understanding how to mitigate and prevent exploitation of this vulnerability.
Immediate Steps to Take
- Update to a patched version of Bentley MicroStation CONNECT.
- Avoid visiting untrusted websites or opening suspicious files.
- Implement network-level protections to block malicious JT files.
Long-Term Security Practices
- Regularly update software to fix known vulnerabilities.
- Educate users on identifying and avoiding potentially harmful content.
- Employ security tools to detect and prevent unauthorized code execution.
Patching and Updates
Ensure that all software and systems are regularly updated with the latest patches and security fixes.