CVE-2018-19086 Explained : Impact and Mitigation

A vulnerability has been discovered in IOBit Malware Fighter 6.2, specifically in the RegFilter.sys module, allowing for a stack-based buffer overflow.

Understanding CVE-2018-19086

This CVE identifies a vulnerability in IOBit Malware Fighter 6.2 that could be exploited by an attacker to execute arbitrary code or cause denial of service.

What is CVE-2018-19086?

The vulnerability in IOBit Malware Fighter 6.2's RegFilter.sys module occurs when an attacker sends a specific IOCTL command with a size exceeding 8 bytes, leading to a stack-based buffer overflow.

The Impact of CVE-2018-19086

Exploitation of this vulnerability could result in an attacker achieving denial of service or executing arbitrary code with elevated privileges on the affected system.

Technical Details of CVE-2018-19086

Vulnerability Description

The vulnerability in RegFilter.sys of IOBit Malware Fighter 6.2 allows for a stack-based buffer overflow when an attacker sends an IOCTL command with a size greater than 8 bytes.

Affected Systems and Versions

Product: IOBit Malware Fighter 6.2
Vendor: IOBit
Versions: All versions are affected

Exploitation Mechanism

The vulnerability can be exploited by sending an IOCTL command 0x8006E040 with a size larger than 8 bytes, triggering the stack-based buffer overflow.

Mitigation and Prevention

Immediate Steps to Take

Update IOBit Malware Fighter to the latest version to patch the vulnerability.
Monitor network traffic for any suspicious activities.
Implement the principle of least privilege to limit potential damage.

Long-Term Security Practices

Regularly update and patch all software and systems.
Conduct security training for employees to raise awareness of potential threats.

Patching and Updates

Ensure timely installation of security patches and updates provided by IOBit to address known vulnerabilities.