CVE-2021-34943 : Security Advisory and Response

This CVE-2021-34943 impacts Bentley View version 10.15.0.75, allowing remote attackers to disclose sensitive information. User interaction is required for exploitation by visiting a malicious page or opening a malicious file. The vulnerability stems from improper validation of user-supplied data, leading to an out-of-bounds read issue.

Understanding CVE-2021-34943

This section delves into the details of the CVE-2021-34943 vulnerability.

What is CVE-2021-34943?

CVE-2021-34943 is a security flaw in Bentley View 10.15.0.75 that enables remote attackers to access confidential information by tricking users into interacting with malicious content.

The Impact of CVE-2021-34943

The vulnerability could result in unauthorized disclosure of sensitive data on affected systems, potentially exposing users to further exploitation.

Technical Details of CVE-2021-34943

Here are the technical aspects of the CVE-2021-34943 vulnerability.

Vulnerability Description

The flaw arises from the inadequate validation of user inputs in the parsing of JT files, leading to a potential read past the end of an allocated buffer.

Affected Systems and Versions

Bentley View version 10.15.0.75 is affected by this vulnerability.

Exploitation Mechanism

To exploit CVE-2021-34943, attackers need to lure a user into visiting a malicious webpage or opening a crafted file, allowing them to execute arbitrary code.

Mitigation and Prevention

Discover how to mitigate the risks associated with CVE-2021-34943.

Immediate Steps to Take

Users should exercise caution when interacting with untrusted files or web content to prevent exploitation of this vulnerability.

Long-Term Security Practices

Regularly update Bentley View to the latest version and follow security best practices to enhance overall protection.

Patching and Updates

Stay informed about security patches and promptly apply updates to address known vulnerabilities.