CVE-2023-6977 : Vulnerability Insights and Analysis

This CVE record highlights a path traversal vulnerability in mlflow/mlflow that can lead to sensitive file disclosure on the server.

Understanding CVE-2023-6977

This section will delve into the details of CVE-2023-6977, understanding the vulnerability, its impact, technical aspects, and mitigation strategies.

What is CVE-2023-6977?

CVE-2023-6977 is a path traversal vulnerability in the mlflow/mlflow software that allows malicious users to access sensitive files on the server by manipulating file paths. This can result in the unauthorized disclosure of confidential information.

The Impact of CVE-2023-6977

The exploitation of this vulnerability can have severe consequences, including unauthorized access to sensitive data stored on the server. Malicious actors can leverage this flaw to compromise the confidentiality and integrity of the system.

Technical Details of CVE-2023-6977

In this section, we will explore the technical details of CVE-2023-6977, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability arises due to improper input validation in the software, allowing an attacker to navigate beyond the intended directory and access files outside of the designated path.

Affected Systems and Versions

The path traversal vulnerability affects the mlflow/mlflow software version unspecified up to version 2.9.2, with a custom version type.

Exploitation Mechanism

By crafting specific requests with traversal sequences like '\..\' in the file path, an attacker can bypass restrictions and read files outside the intended directory, leading to unauthorized data access.

Mitigation and Prevention

Mitigating CVE-2023-6977 requires immediate actions to secure the affected systems and prevent potential exploitation.

Immediate Steps to Take

Update mlflow/mlflow to a version that includes a patch for the path traversal vulnerability.
Implement proper input validation and sanitization to prevent directory traversal attacks.
Regularly monitor and audit file access logs for any suspicious activity.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and remediate vulnerabilities proactively.
Educate developers and system administrators on secure coding practices to prevent similar vulnerabilities in the future.

Patching and Updates

Ensure timely installation of patches and updates released by the software vendor to address known security issues and enhance the overall security posture of the system.