CVE-2020-16211 Explained : Impact and Mitigation

Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior, is susceptible to an out-of-bounds read vulnerability that could be exploited by processing specially crafted project files, potentially allowing an attacker to access sensitive information.

Understanding CVE-2020-16211

This CVE identifies a security issue in Advantech WebAccess HMI Designer software.

What is CVE-2020-16211?

The vulnerability in Advantech WebAccess HMI Designer, Versions 2.1.9.31 and prior, enables attackers to perform out-of-bounds read attacks by manipulating project files.

The Impact of CVE-2020-16211

Exploiting this vulnerability could lead to unauthorized access to sensitive data by malicious actors.

Technical Details of CVE-2020-16211

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability allows threat actors to conduct out-of-bounds read attacks through specially crafted project files.

Affected Systems and Versions

Product: Advantech WebAccess HMI Designer
Versions Affected: 2.1.9.31 and prior

Exploitation Mechanism

The vulnerability can be exploited by processing malicious project files, enabling attackers to read sensitive information.

Mitigation and Prevention

Protective measures to address the CVE.

Immediate Steps to Take

Update the software to the latest version to mitigate the vulnerability.
Implement network security measures to prevent unauthorized access.

Long-Term Security Practices

Regularly monitor for security updates and patches from the vendor.
Conduct security assessments and penetration testing to identify and address vulnerabilities.

Patching and Updates

Apply patches and updates provided by Advantech to fix the vulnerability and enhance software security.