CVE-2023-28260 : What You Need to Know

This article provides detailed information about CVE-2023-28260, a .NET DLL Hijacking Remote Code Execution Vulnerability identified and published by Microsoft.

Understanding CVE-2023-28260

CVE-2023-28260 is a crucial vulnerability that allows remote code execution due to .NET DLL hijacking. This could potentially lead to severe security breaches and exploitation of affected systems.

What is CVE-2023-28260?

The CVE-2023-28260 vulnerability, also known as .NET DLL Hijacking Remote Code Execution, poses a significant threat to systems running affected Microsoft products, potentially allowing unauthorized remote code execution.

The Impact of CVE-2023-28260

The impact of CVE-2023-28260 is classified as high, with a base severity score of 7.8. This vulnerability could result in the compromise of system confidentiality, integrity, and availability, making it a critical security concern for users and organizations.

Technical Details of CVE-2023-28260

This section outlines the technical aspects and specifics of CVE-2023-28260 to provide a deeper understanding of the vulnerability and its implications.

Vulnerability Description

The vulnerability stems from DLL hijacking within the .NET framework, enabling threat actors to execute arbitrary code remotely, potentially leading to unauthorized access and control over the affected systems.

Affected Systems and Versions

The following Microsoft products and versions are affected by CVE-2023-28260:

.NET 6.0 versions less than 6.0.16
.NET 7.0 versions less than 7.0.5
Microsoft Visual Studio 2022 version 17.5 less than 17.5.4
Microsoft Visual Studio 2022 version 17.4 less than 17.4.7
Microsoft Visual Studio 2022 version 17.2 less than 17.2.15
Microsoft Visual Studio 2022 version 17.0 less than 17.0.21
PowerShell 7.3 versions less than 7.3.4
PowerShell 7.2 versions less than 7.2.11

Exploitation Mechanism

The exploitation of this vulnerability involves leveraging DLL hijacking techniques to execute malicious code remotely, bypassing system security measures and gaining unauthorized access to sensitive resources.

Mitigation and Prevention

To address CVE-2023-28260 and enhance system security, users and organizations can take the following steps:

Immediate Steps to Take

Apply security patches and updates provided by Microsoft promptly.
Implement strict access controls and monitoring to detect any unusual activities.
Consider disabling unnecessary services or features that could be exploited by threat actors.

Long-Term Security Practices

Regularly monitor for security advisories and updates from Microsoft.
Conduct thorough security assessments and audits to identify and mitigate potential vulnerabilities.
Educate users and employees on best security practices to prevent unauthorized access and data breaches.

Patching and Updates

It is crucial for users to install the latest security patches and updates released by Microsoft to address CVE-2023-28260 effectively. Regularly updating software and systems is essential to mitigate security risks and strengthen overall cybersecurity posture.