CVE-2021-46587 : Vulnerability Insights and Analysis

This CVE involves a vulnerability in Bentley MicroStation CONNECT version 10.16.0.80 that allows remote attackers to execute arbitrary code when a user interacts with malicious content on the software.

Understanding CVE-2021-46587

This CVE relates to a critical security flaw in Bentley MicroStation CONNECT 10.16.0.80 that could lead to the execution of unauthorized code by attackers.

What is CVE-2021-46587?

The vulnerability in Bentley MicroStation CONNECT 10.16.0.80 enables remote attackers to run arbitrary code by exploiting a flaw in 3DS file parsing, triggered when a user accesses malicious files or websites.

The Impact of CVE-2021-46587

The vulnerability has a high severity impact, with high confidentiality, integrity, and availability impacts. Attackers can manipulate the flaw to execute unauthorized code in the affected system's context.

Technical Details of CVE-2021-46587

This section delves into the technical aspects of the CVE.

Vulnerability Description

The issue arises from the software's failure to validate the existence of objects before conducting operations on them, allowing attackers to perform malicious code execution.

Affected Systems and Versions

Product: MicroStation CONNECT
Vendor: Bentley
Version: 10.16.0.80

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Local
Privileges Required: None
User Interaction: Required
Scope: Unchanged
Exploitation involves user interaction with malicious content, such as visiting a compromised webpage or opening infected files.

Mitigation and Prevention

Steps to address and prevent exploitation of the vulnerability.

Immediate Steps to Take

Update MicroStation CONNECT to a patched version.
Avoid opening files from untrusted sources.
Be cautious while visiting unknown websites.

Long-Term Security Practices

Regularly update software to the latest versions.
Implement security awareness training for users.

Patching and Updates

Apply security patches provided by Bentley.