CVE-2021-22772 : Vulnerability Insights and Analysis

A CWE-306 vulnerability has been discovered in Easergy T200 devices, potentially allowing unauthorized operation when authentication is bypassed.

Understanding CVE-2021-22772

This CVE identifies a Missing Authentication for Critical Function flaw in Easergy T200 products, leaving them vulnerable to exploitation.

What is CVE-2021-22772?

CVE-2021-22772 highlights a security issue in Easergy T200 devices where critical functions can be accessed without proper authentication, leading to unauthorized operations.

The Impact of CVE-2021-22772

The vulnerability presents a significant risk as it could enable unauthorized individuals to manipulate Easergy T200 systems, compromising their integrity and security.

Technical Details of CVE-2021-22772

In-depth insight into the vulnerability and its implications.

Vulnerability Description

The CWE-306 flaw allows attackers to bypass authentication and perform critical functions on affected Easergy T200 devices without proper authorization.

Affected Systems and Versions

Easergy T200 ((Modbus) SC2-04MOD-07000100 and earlier), Easergy T200 ((IEC104) SC2-04IEC-07000100 and earlier), and Easergy T200 ((DNP3) SC2-04DNP-07000102 and earlier) are confirmed to be impacted by CVE-2021-22772.

Exploitation Mechanism

By exploiting the Missing Authentication vulnerability, malicious actors can gain unauthorized access to Easergy T200 systems and manipulate critical functions.

Mitigation and Prevention

Best practices to address and prevent the security risk posed by CVE-2021-22772.

Immediate Steps to Take

Users are advised to implement security patches and configurations to ensure proper authentication processes on Easergy T200 devices.

Long-Term Security Practices

Regular security audits, employee training, and network monitoring can help prevent similar vulnerabilities in the future.

Patching and Updates

Stay informed about security updates from the vendor and apply patches promptly to safeguard Easergy T200 devices.