CVE-2021-27505 : What You Need to Know

A detailed analysis of CVE-2021-27505, a vulnerability in mySCADA myPRO versions prior to 8.20.0 that exposes sensitive directory listing information.

Understanding CVE-2021-27505

This section provides insights into the vulnerability, its impact, technical details, and mitigation methods.

What is CVE-2021-27505?

The CVE-2021-27505 vulnerability in mySCADA myPRO versions before 8.20.0 allows unauthorized parties to access sensitive directory listing information.

The Impact of CVE-2021-27505

Exploiting this vulnerability can result in a high impact on confidentiality, allowing attackers to view sensitive directory listings without proper authorization.

Technical Details of CVE-2021-27505

Let's delve into the technical aspects of the vulnerability.

Vulnerability Description

mySCADA myPRO versions prior to 8.20.0 lack proper restrictions, enabling unauthorized users to read sensitive directory listing information.

Affected Systems and Versions

The affected product is mySCADA myPRO with versions less than 8.20.0, potentially impacting systems with custom configurations.

Exploitation Mechanism

The vulnerability is network-accessible and has a low attack complexity, posing a high risk to confidentiality.

Mitigation and Prevention

Learn how to address and prevent CVE-2021-27505 to secure your systems.

Immediate Steps to Take

It is crucial to update to mySCADA myPRO version 8.20.0 or later to mitigate the vulnerability effectively.

Long-Term Security Practices

Implement robust access control and regular security assessments to prevent unauthorized access to sensitive information.

Patching and Updates

Stay informed about security patches and updates from mySCADA to address potential vulnerabilities promptly.