CVE-2018-6769 : Exploit Details and Defense Strategies

Jiangmin Antivirus 16.0.0.100 is affected by a vulnerability in the driver file (KrnlCall.sys) that could lead to a denial of service (BSOD) or other unspecified consequences for local users.

Understanding CVE-2018-6769

This CVE describes a specific vulnerability in Jiangmin Antivirus 16.0.0.100 that could be exploited by local users.

What is CVE-2018-6769?

The vulnerability arises from unvalidated input values from IOCtl 0x99008020 in the KrnlCall.sys driver file.

The Impact of CVE-2018-6769

The presence of this vulnerability could potentially result in a denial of service (BSOD) or other unspecified consequences for local users of the antivirus software.

Technical Details of CVE-2018-6769

This section provides more technical insights into the vulnerability.

Vulnerability Description

The driver file (KrnlCall.sys) in Jiangmin Antivirus 16.0.0.100 allows local users to cause a denial of service (BSOD) or other unspecified impacts due to unvalidated input values from IOCtl 0x99008020.

Affected Systems and Versions

Product: Jiangmin Antivirus 16.0.0.100
Vendor: Jiangmin
Version: Not applicable

Exploitation Mechanism

The vulnerability can be exploited by local users manipulating unvalidated input values from IOCtl 0x99008020 in the KrnlCall.sys driver file.

Mitigation and Prevention

Protecting systems from this vulnerability requires specific actions.

Immediate Steps to Take

Update Jiangmin Antivirus to the latest version available.
Monitor for any unusual system behavior that could indicate exploitation of the vulnerability.

Long-Term Security Practices

Regularly update antivirus software and all system drivers to mitigate potential vulnerabilities.
Implement least privilege access to limit the impact of potential exploits.

Patching and Updates

Apply patches and updates provided by Jiangmin to address the vulnerability in the KrnlCall.sys driver file.