CVE-2018-19522 : Vulnerability Insights and Analysis

DriverAgent 2.2015.7.14, including DrvAgent64.sys 1.0.0.1, allows a user to send an IOCTL (0x800020F4) with user-defined data, enabling the driver to execute a wrmsr instruction using the user's buffer.

Understanding CVE-2018-19522

In DriverAgent 2.2015.7.14, a vulnerability exists that allows a user to manipulate the driver's behavior through a specific IOCTL.

What is CVE-2018-19522?

The CVE-2018-19522 vulnerability in DriverAgent 2.2015.7.14 involves the inclusion of DrvAgent64.sys 1.0.0.1, enabling a user to send a specific IOCTL along with user-defined data.

The Impact of CVE-2018-19522

This vulnerability allows an attacker to potentially execute arbitrary code or manipulate the driver's functionality, leading to unauthorized access or system compromise.

Technical Details of CVE-2018-19522

DriverAgent 2.2015.7.14 vulnerability details.

Vulnerability Description

Inclusion of DrvAgent64.sys 1.0.0.1
User can send IOCTL (0x800020F4) with user-defined data
Driver's subroutine executes wrmsr instruction using user's buffer

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Version: Not applicable

Exploitation Mechanism

User sends IOCTL with user-defined data
Driver's subroutine uses user's buffer for executing wrmsr instruction

Mitigation and Prevention

Steps to address CVE-2018-19522.

Immediate Steps to Take

Disable DriverAgent if not essential
Monitor system for any suspicious activities
Implement least privilege access

Long-Term Security Practices

Regularly update and patch system and drivers
Conduct security audits and penetration testing
Educate users on safe computing practices

Patching and Updates

Check for patches or updates from the vendor
Apply security patches promptly to mitigate the vulnerability