CVE-2017-3767 : Vulnerability Insights and Analysis

In certain Lenovo ThinkPad products, a security flaw was discovered in versions of the Realtek audio driver older than 6.0.1.8224, potentially allowing a user with local access to elevate their privileges and execute code with administrative authority.

Understanding CVE-2017-3767

A local privilege escalation vulnerability affecting Realtek Audio Driver versions earlier than 6.0.1.8224 in Lenovo ThinkPad products.

What is CVE-2017-3767?

CVE-2017-3767 is a security vulnerability found in older versions of the Realtek audio driver used in specific Lenovo ThinkPad devices. It enables a local user to escalate their privileges and run code with administrative rights.

The Impact of CVE-2017-3767

The vulnerability could be exploited by a user with local access to gain elevated privileges, potentially leading to unauthorized code execution with administrative rights.

Technical Details of CVE-2017-3767

Affecting Realtek Audio Driver versions earlier than 6.0.1.8224 in Lenovo ThinkPad products.

Vulnerability Description

The flaw allows local users to escalate their privileges and execute code with administrative authority.

Affected Systems and Versions

Product: Realtek Audio Driver
Vendor: Lenovo Group Ltd.
Versions Affected: Earlier than 6.0.1.8224

Exploitation Mechanism

The vulnerability can be exploited by a user with local access to the system, enabling them to execute code with elevated privileges.

Mitigation and Prevention

Steps to address and prevent the CVE-2017-3767 vulnerability.

Immediate Steps to Take

Update the Realtek audio driver to version 6.0.1.8224 or later.
Monitor system activity for any signs of unauthorized privilege escalation.

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 rights.

Patching and Updates

Stay informed about security updates from Lenovo and Realtek to apply patches promptly.