CVE-2023-22450 : What You Need to Know

This CVE-2023-22450 vulnerability affects Advantech WebAccess/SCADA versions up to v9.1.3, allowing an attacker to upload an ASP script file to a webserver with the potential for arbitrary code execution.

Understanding CVE-2023-22450

This CVE pertains to an arbitrary file upload vulnerability in Advantech WebAccess/SCADA that poses a significant risk of arbitrary code execution on the targeted system.

What is CVE-2023-22450?

In Advantech WebAccess/SCADA v9.1.3 and earlier versions, there exists a critical security flaw that enables malicious actors to upload an ASP script file to a webserver. This vulnerability can be exploited when a user is logged in as a manager, potentially leading to arbitrary code execution.

The Impact of CVE-2023-22450

The impact of this vulnerability is classified as high, with factors such as confidentiality, integrity, and availability being compromised. With a CVSS base score of 7.2, the severity of this issue requires immediate attention and mitigation.

Technical Details of CVE-2023-22450

This section delves into the specific technical aspects of the CVE-2023-22450 vulnerability, including its description, affected systems and versions, and exploitation mechanism.

Vulnerability Description

The vulnerability in Advantech WebAccess/SCADA v9.1.3 and prior versions allows attackers to upload ASP script files to a webserver, facilitating arbitrary code execution.

Affected Systems and Versions

Advantech WebAccess/SCADA versions up to v9.1.3 are impacted by this vulnerability, with systems running these versions being susceptible to exploitation.

Exploitation Mechanism

The exploitation of CVE-2023-22450 involves uploading ASP script files to a webserver while logged in as a manager user, enabling attackers to execute arbitrary code on the target system.

Mitigation and Prevention

To safeguard against the risks posed by CVE-2023-22450, it is crucial to implement immediate steps for containment, establish long-term security practices, and prioritize patching and updates.

Immediate Steps to Take

Immediately upgrade Advantech WebAccess/SCADA to version v9.1.4 to mitigate the vulnerability and prevent potential exploitation by malicious actors.

Long-Term Security Practices

Incorporate secure coding practices, regular security assessments, and employee training on cybersecurity best practices to enhance the overall security posture and prevent similar vulnerabilities in the future.

Patching and Updates

Regularly monitor for security updates and patches released by Advantech for WebAccess/SCADA to ensure that the software remains secure against emerging threats and vulnerabilities.