CVE-2022-47190 : What You Need to Know

A critical vulnerability has been identified in Generex UPS CS141 that could allow a remote attacker to execute arbitrary code as root. This CVE-2022-47190 impacts versions below 2.06 of Generex UPS CS141.

Understanding CVE-2022-47190

This section will cover what CVE-2022-47190 is, its impact, technical details, and mitigation strategies.

What is CVE-2022-47190?

CVE-2022-47190 is a Remote Code Execution (RCE) vulnerability that arises from a file upload issue in Generex UPS CS141 versions below 2.06. It allows a malicious actor to upload a firmware file containing a webshell, leading to arbitrary code execution as root.

The Impact of CVE-2022-47190

The impact of CVE-2022-47190 is severe, with a CVSSv3.1 base score of 10 (Critical). This vulnerability can be exploited remotely by an attacker with no privileges required, compromising the confidentiality, integrity, and availability of the affected system.

Technical Details of CVE-2022-47190

Let's delve deeper into the vulnerability details.

Vulnerability Description

The vulnerability in Generex UPS CS141 below version 2.06 allows remote attackers to upload a malicious firmware file, leading to the execution of arbitrary code as root.

Affected Systems and Versions

Vendor: Generex
Affected Product: UPS CS141
Vulnerable Versions: Below 2.06

Exploitation Mechanism

By uploading a firmware file with a webshell, attackers can exploit this vulnerability and gain unauthorized root access.

Mitigation and Prevention

Protecting systems from CVE-2022-47190 is crucial. Understanding mitigation strategies and implementing security measures is essential.

Immediate Steps to Take

To mitigate this risk, ensure that affected systems are updated to Generex CS141 version 2.12 or higher. Additionally, restrict access to the file upload functionality and regularly monitor system activity for any suspicious upload attempts.

Long-Term Security Practices

Implement strong authentication mechanisms, network segmentation, and regular security assessments to prevent future vulnerabilities.

Patching and Updates

Generex has addressed this vulnerability in version 2.12 of CS141, released in December 2022.