CVE-2024-20690: What You Need to Know

This CVE record pertains to a Windows Nearby Sharing Spoofing Vulnerability that was published on January 9, 2024, by Microsoft.

Understanding CVE-2024-20690

This vulnerability affects Windows systems utilizing the Windows Nearby Sharing feature, potentially leading to spoofing attacks.

What is CVE-2024-20690?

The Windows Nearby Sharing Spoofing Vulnerability allows an attacker to spoof content shared nearby on affected Windows systems. This could result in misinformation, social engineering attacks, or unauthorized access.

The Impact of CVE-2024-20690

The impact of this vulnerability is considered medium, with a base severity score of 6.5 according to the CVSS v3.1 rating. The attacker could manipulate shared content leading to various security risks and potential breaches.

Technical Details of CVE-2024-20690

This section delves into the specifics of the vulnerability, affected systems, and how it can be exploited.

Vulnerability Description

The vulnerability arises due to a flaw in the Windows Nearby Sharing feature, allowing malicious actors to spoof shared content on vulnerable systems.

Affected Systems and Versions

Windows 10 Version 1809
Windows 11 version 21H2
Windows 10 Version 21H2
Windows 11 version 22H2
Windows 10 Version 22H2
Windows 11 version 22H3
Windows 11 Version 23H2

Platforms:

32-bit Systems
x64-based Systems
ARM64-based Systems

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the content shared via the Windows Nearby Sharing feature, leading to spoofed information being presented to users.

Mitigation and Prevention

It is crucial to take immediate action to mitigate the risks posed by CVE-2024-20690 and prevent potential exploitation.

Immediate Steps to Take

Microsoft recommends applying the necessary security updates promptly to address this vulnerability.
Users should exercise caution while sharing content using the Nearby Sharing feature on Windows systems.

Long-Term Security Practices

Regularly update your Windows operating system to ensure all security patches are up to date.
Educate users on the risks of content spoofing and the importance of verifying shared content.

Patching and Updates

Microsoft has released patches to address the Windows Nearby Sharing Spoofing Vulnerability. It is advised to install these updates as soon as possible to safeguard your system against potential exploits.