CVE-2021-33013 : Security Advisory and Response

This CVE-2021-33013 article provides an overview of a vulnerability found in mySCADA myPRO versions prior to 8.20.0 that allows unauthorized read access to sensitive system information.

Understanding CVE-2021-33013

This section delves into the vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2021-20657?

The CVE-2021-20657 vulnerability exists in mySCADA myPRO versions before 8.20.0, enabling unauthorized users to access critical system data without proper restrictions.

The Impact of CVE-2021-20657

Unauthorized users can exploit this vulnerability to gain access to sensitive system information, compromising confidentiality.

Technical Details of CVE-2021-20657

Learn more about the vulnerability, affected systems, and how it can be exploited.

Vulnerability Description

mySCADA myPRO versions before 8.20.0 lack proper access control measures, allowing unauthorized users to read sensitive system information.

Affected Systems and Versions

The vulnerability affects mySCADA myPRO versions prior to 8.20.0, leaving systems running these versions at risk.

Exploitation Mechanism

Attackers can exploit this flaw through a network-based attack vector with low complexity, impacting confidentiality and integrity.

Mitigation and Prevention

Discover the necessary steps to mitigate the risks posed by CVE-2021-20657.

Immediate Steps to Take

Users are advised to update their systems to mySCADA myPRO version 8.20.0 or later to address this vulnerability.

Long-Term Security Practices

Implementing proper access controls and regular security updates can enhance system resilience and prevent similar vulnerabilities.

Patching and Updates

Regularly applying security patches and updates from mySCADA is crucial in safeguarding systems against potential threats.