CVE-2021-46619 : Exploit Details and Defense Strategies

This CVE-2021-46619 article provides details about a vulnerability in Bentley MicroStation CONNECT 10.16.0.80 that allows remote code execution.

Understanding CVE-2021-46619

This section delves into the specifics of the CVE-2021-46619 vulnerability affecting Bentley MicroStation CONNECT 10.16.0.80.

What is CVE-2021-46619?

CVE-2021-46619 is a security flaw in Bentley MicroStation CONNECT 10.16.0.80 that permits remote attackers to execute arbitrary code. The vulnerability arises from the mishandling of PDF files, enabling attackers to trigger code execution by manipulating crafted data.

The Impact of CVE-2021-46619

The impact of CVE-2021-46619 includes:

Attackers gaining the ability to execute code on the target system
High confidentiality, integrity, and availability impact metrics

Technical Details of CVE-2021-46619

Exploring the technical aspects of CVE-2021-46619.

Vulnerability Description

CVE-2021-46619 is classified under CWE-125: Out-of-bounds Read, allowing attackers to read past allocated buffer areas through PDF file manipulation, leading to code execution.

Affected Systems and Versions

Product: Bentley MicroStation CONNECT
Version: 10.16.0.80

Exploitation Mechanism

The vulnerability requires user interaction, where victims must access a malicious webpage or file, triggering the parsing flaw in PDF files.

Mitigation and Prevention

Tips to mitigate and prevent CVE-2021-46619.

Immediate Steps to Take

Update Bentley MicroStation CONNECT to the latest version
Exercise caution when interacting with untrusted PDF files

Long-Term Security Practices

Conduct regular security training for users on safe browsing practices
Implement network segmentation to contain potential attacks

Patching and Updates

Stay informed about security patches and updates from Bentley