CVE-2023-1638 : Security Advisory and Response

This article discusses the vulnerability identified as CVE-2023-1638 in the IObit Malware Fighter software. The vulnerability is related to a denial of service issue affecting a specific component in a particular version of the software.

Understanding CVE-2023-1638

The vulnerability identified as CVE-2023-1638 affects IObit Malware Fighter version 9.4.0.776. It is specifically related to the IOCTL ImfRegistryFilter.sys 0x8001E040 denial of service within the software.

What is CVE-2023-1638?

The CVE-2023-1638 vulnerability in IObit Malware Fighter 9.4.0.776 involves a manipulation of the ImfRegistryFilter.sys component, leading to a denial of service issue. The vulnerability requires local access for exploitation and has been publicly disclosed.

The Impact of CVE-2023-1638

This vulnerability could be exploited by an attacker with local access to the system, potentially leading to a denial of service condition. Understanding and addressing this vulnerability is crucial to prevent any malicious exploitation.

Technical Details of CVE-2023-1638

The following technical details provide more insights into the CVE-2023-1638 vulnerability:

Vulnerability Description

The vulnerability in IObit Malware Fighter version 9.4.0.776 allows for a denial of service attack through manipulation of the ImfRegistryFilter.sys component, specifically the function 0x8001E040.

Affected Systems and Versions

IObit Malware Fighter version 9.4.0.776 is confirmed to be affected by this vulnerability, specifically within the IOCTL Handler module.

Exploitation Mechanism

To exploit CVE-2023-1638, an attacker would need local access to the system. By manipulating certain data within the ImfRegistryFilter.sys component, a denial of service condition can be triggered.

Mitigation and Prevention

To address the CVE-2023-1638 vulnerability, several mitigation strategies can be implemented to enhance the security posture of systems running the affected software:

Immediate Steps to Take

Update IObit Malware Fighter to a patched version that addresses the vulnerability.
Monitor system logs for any suspicious activity related to the IOCTL Handler module.
Limit local access to critical systems to prevent unauthorized exploitation.

Long-Term Security Practices

Regularly review and update security configurations within the software.
Conduct periodic security assessments to identify and remediate potential vulnerabilities.
Educate users on best practices for software usage and security measures.

Patching and Updates

Stay informed about security updates and patches released by the software vendor. Promptly apply relevant patches to ensure the security of the software and prevent potential exploitation of vulnerabilities like CVE-2023-1638.