CVE-2018-5957 : Vulnerability Insights and Analysis

Zillya! Antivirus 3.0.2230.0 is vulnerable to an issue where the driver file (zef.sys) can be exploited by local users to trigger a denial of service (BSOD) or potentially cause other unspecified consequences due to the lack of input value validation from IOCtl 0x9C40242C.

Understanding CVE-2018-5957

Zillya! Antivirus 3.0.2230.0 vulnerability

What is CVE-2018-5957?

This CVE identifies a vulnerability in Zillya! Antivirus 3.0.2230.0 that allows local users to exploit the driver file zef.sys, leading to a denial of service (BSOD) or other potential impacts.

The Impact of CVE-2018-5957

Local users can trigger a denial of service (BSOD) on affected systems
Potential for other unspecified consequences due to lack of input value validation

Technical Details of CVE-2018-5957

Details of the vulnerability

Vulnerability Description

The driver file zef.sys in Zillya! Antivirus 3.0.2230.0 is susceptible to exploitation by local users through IOCtl 0x9C40242C, enabling a denial of service attack or other adverse effects.

Affected Systems and Versions

Product: Zillya! Antivirus 3.0.2230.0
Vendor: Zillya!
Version: 3.0.2230.0

Exploitation Mechanism

The vulnerability arises from the lack of input value validation in the driver file zef.sys, allowing local users to exploit it through IOCtl 0x9C40242C.

Mitigation and Prevention

Protecting against CVE-2018-5957

Immediate Steps to Take

Disable unnecessary services and restrict access to critical system files
Implement the principle of least privilege to limit user capabilities
Monitor system logs for any suspicious activities

Long-Term Security Practices

Regularly update antivirus software and apply security patches
Conduct security training for users to recognize and report potential threats
Employ intrusion detection systems to identify unusual behavior

Patching and Updates

Check for security updates from Zillya! for the affected version
Apply patches promptly to mitigate the vulnerability