CVE-2022-31512 : Vulnerability Insights and Analysis

This CVE involves the Atom02/flask-mvc repository on GitHub, allowing absolute path traversal by unsafely using the Flask send_file function.

Understanding CVE-2022-31512

This section will delve into what CVE-2022-31512 is and its impact, technical details, and mitigation strategies.

What is CVE-2022-31512?

The Atom02/flask-mvc repository up to 2020-09-14 on GitHub is susceptible to absolute path traversal due to insecure usage of the Flask send_file function.

The Impact of CVE-2022-31512

The lack of proper checks in the send_file function could allow attackers to traverse absolute paths on the server, potentially leading to unauthorized access or data leakage.

Technical Details of CVE-2022-31512

Let's explore the specifics of this vulnerability.

Vulnerability Description

By exploiting this vulnerability, attackers can navigate through directory paths on the server beyond the intended scope.

Affected Systems and Versions

The Atom02/flask-mvc repository versions before 2020-09-14 are impacted by this vulnerability.

Exploitation Mechanism

Attackers can leverage absolute path traversal techniques to access sensitive files or directories on the server.

Mitigation and Prevention

Learn how to protect your systems from CVE-2022-31512.

Immediate Steps to Take

It is recommended to implement proper input validation and sanitization to prevent path traversal attacks.

Long-Term Security Practices

Regularly update the Flask framework and monitor security advisories for patches and fixes.

Patching and Updates

Ensure that you promptly apply patches provided by the maintainers to address this vulnerability.