CVE-2022-1261 Explained : Impact and Mitigation

This article provides detailed information about CVE-2022-1261, which affects Matrikon OPC Server, a product by Matrikon, a subsidiary of Honeywell.

Understanding CVE-2022-1261

CVE-2022-1261 is a vulnerability found in Matrikon OPC Server that allows a low privileged user to connect and operate with system-level privileges.

What is CVE-2022-1261?

The vulnerability in Matrikon OPC Server allows unauthorized users to execute operating system processes with elevated privileges, potentially leading to critical security breaches.

The Impact of CVE-2022-1261

With a CVSS base score of 5.8, this vulnerability poses a medium-level risk, affecting the integrity of the system by allowing unauthorized users to execute commands with elevated privileges.

Technical Details of CVE-2022-1261

The technical details of CVE-2022-1261 include vulnerability description, affected systems and versions, and exploitation mechanism.

Vulnerability Description

Matrikon OPC Server is susceptible to an improper access control vulnerability, enabling low privileged users to interact with the system at a higher privilege level than intended.

Affected Systems and Versions

All versions of Matrikon OPC Server are impacted by this vulnerability.

Exploitation Mechanism

The vulnerability allows low privileged users to utilize the functions of the IPersisFile to execute operating system processes with system-level privileges.

Mitigation and Prevention

To address CVE-2022-1261, immediate steps, long-term security practices, and patching guidelines are crucial.

Immediate Steps to Take

Users are advised to apply recommended mitigations provided by Matrikon, which can be found in their security best practices document.

Long-Term Security Practices

Implement strict access controls, regular security audits, and ongoing monitoring to prevent unauthorized access and protect system integrity.

Patching and Updates

Stay informed about security updates and patches released by Matrikon to address the vulnerability and enhance system security.