CVE-2023-37445 : What You Need to Know

This article provides detailed information about CVE-2023-37445, a vulnerability in GTKWave 3.3.115 that allows for arbitrary code execution through specially crafted .vcd files.

Understanding CVE-2023-37445

This section delves into the nature and impact of the vulnerability.

What is CVE-2023-37445?

CVE-2023-37445 is a vulnerability in GTKWave 3.3.115 that arises from multiple out-of-bounds read vulnerabilities in the VCD var definition section functionality. Attackers can exploit this flaw by tricking victims into opening a malicious .vcd file, leading to arbitrary code execution.

The Impact of CVE-2023-37445

The impact of CVE-2023-37445 is marked by a high severity base score of 7.8. This vulnerability can result in severe consequences such as high confidentiality, integrity, and availability impact when successfully exploited.

Technical Details of CVE-2023-37445

This section provides an overview of the vulnerability's technical aspects.

Vulnerability Description

The vulnerability stems from out-of-bounds read issues in the VCD var definition section of GTKWave 3.3.115, triggered by specially crafted .vcd files. An attacker can achieve arbitrary code execution through this flaw.

Affected Systems and Versions

GTKWave version 3.3.115 is confirmed to be affected by this vulnerability. Users utilizing this specific version are at risk of exploitation.

Exploitation Mechanism

By luring a victim to open a malicious .vcd file, attackers can trigger the out-of-bounds read vulnerabilities in GTKWave, leading to arbitrary code execution.

Mitigation and Prevention

This section outlines steps to mitigate and prevent exploitation of CVE-2023-37445.

Immediate Steps to Take

Users are advised to avoid opening untrusted .vcd files and to refrain from utilizing affected versions of GTKWave. Consider implementing network security controls to prevent exploitation.

Long-Term Security Practices

Regularly update GTKWave to patched versions, maintain updated antivirus software, and educate users about the dangers of opening files from unknown sources.

Patching and Updates

Stay informed about security patches released by GTKWave and promptly apply them to secure systems against potential vulnerabilities.