CVE-2020-12366 Explained : Impact and Mitigation

Intel(R) Graphics Drivers before version 27.20.100.8587 have an insufficient input validation issue that could lead to an escalation of privilege via local access.

Understanding CVE-2020-12366

This CVE identifies a security vulnerability in Intel(R) Graphics Drivers that could allow a privileged user to potentially escalate their privileges through local access.

What is CVE-2020-12366?

CVE-2020-12366 refers to the insufficient input validation in certain Intel(R) Graphics Drivers versions, specifically those before version 27.20.100.8587. This flaw may enable a privileged user to elevate their privileges locally.

The Impact of CVE-2020-12366

The vulnerability could be exploited by a privileged user to escalate their privileges, potentially leading to unauthorized actions or access on the affected system.

Technical Details of CVE-2020-12366

Vulnerability Description

The issue arises from inadequate input validation in Intel(R) Graphics Drivers, allowing a privileged user to exploit it for privilege escalation.

Affected Systems and Versions

Product: Intel(R) Graphics Drivers
Versions Affected: Before version 27.20.100.8587

Exploitation Mechanism

The vulnerability can be exploited by a privileged user with local access to potentially elevate their privileges on the system.

Mitigation and Prevention

Immediate Steps to Take

Update Intel(R) Graphics Drivers to version 27.20.100.8587 or later to mitigate the vulnerability.
Monitor system logs for any unusual privilege escalation attempts.

Long-Term Security Practices

Regularly update all system drivers and software to patch known vulnerabilities.
Implement the principle of least privilege to restrict user access and minimize the impact of potential privilege escalation attempts.

Patching and Updates

Ensure timely installation of security updates and patches provided by Intel to address known vulnerabilities in their Graphics Drivers.