CVE-2023-40250 : What You Need to Know

This article provides an in-depth look at CVE-2023-40250, a vulnerability impacting Hancom HCell on Windows.

Understanding CVE-2023-40250

CVE-2023-40250 is a 'Classic Buffer Overflow' vulnerability in Hancom HCell on Windows that allows overflow buffers.

What is CVE-2023-40250?

CVE-2023-40250 is a Buffer Overflow vulnerability in Hancom HCell on Windows, affecting version 12.0.0.893.

The Impact of CVE-2023-40250

The vulnerability has a CVSS v3.1 base score of 8.8 (High) with a potential high impact on confidentiality, integrity, and availability. The attack complexity is low, while user interaction is required.

Technical Details of CVE-2023-40250

Vulnerability Description

The vulnerability, identified as CWE-120, allows for Buffer Copy without Checking Size of Input, leading to a classic buffer overflow scenario.

Affected Systems and Versions

The vulnerability affects Hancom HCell version 12.0.0.893 on Windows platforms.

Exploitation Mechanism

The exploitation of this vulnerability may result in overflow buffers, potentially compromising the security and stability of the affected systems.

Mitigation and Prevention

Immediate Steps to Take

Users are advised to apply security patches and updates provided by Hancom to address the CVE-2023-40250 vulnerability promptly.

Long-Term Security Practices

To enhance overall security posture, organizations should implement strong access controls, network segmentation, and regular security assessments.

Patching and Updates

Regularly monitor for security advisories and updates from Hancom to stay protected against emerging threats.