CVE-2023-43492 : Vulnerability Insights and Analysis

A stack-based buffer overflow vulnerability, CVE-2023-43492, has been identified in Weintek's cMT3000 HMI Web CGI device, allowing an attacker to potentially bypass login authentication.

Understanding CVE-2023-43492

This section provides insights into the CVE-2023-43492 vulnerability affecting Weintek products.

What is CVE-2023-43492?

In Weintek's cMT3000 HMI Web CGI device, the cgi-bin codesys.cgi contains a stack-based buffer overflow, which could allow an anonymous attacker to hijack control flow and bypass login authentication.

The Impact of CVE-2023-43492

The vulnerability poses a critical risk as it could enable unauthorized individuals to compromise the device's security and gain control.

Technical Details of CVE-2023-43492

Explore the technical aspects of the CVE-2023-43492 vulnerability in this section.

Vulnerability Description

The vulnerability arises due to a stack-based buffer overflow in the cgi-bin codesys.cgi script, posing a significant security threat.

Affected Systems and Versions

The Weintek products affected include cMT-FHD, cMT-HDM, cMT3071, cMT3072, cMT3103, cMT3090, and cMT3151 with specific versions up to early 2021.

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to execute arbitrary code, potentially leading to unauthorized access and control.

Mitigation and Prevention

Learn about the steps to mitigate and prevent the CVE-2023-43492 vulnerability in Weintek devices.

Immediate Steps to Take

Users are advised to follow Weintek's Upgrade Instructions to update the affected products to the latest recommended versions.

Long-Term Security Practices

Implement robust security measures, such as network segmentation and regular security audits, to enhance overall defense against similar vulnerabilities.

Patching and Updates

Regularly check for security updates and patches from Weintek to address known vulnerabilities and protect the devices from exploitation.