CVE-2022-31551 Explained : Impact and Mitigation

A GitHub repository, pleomax00/flask-mongo-skel, up to November 1, 2012, is vulnerable to an absolute path traversal due to the unsafe use of Flask send_file function.

Understanding CVE-2022-31551

This CVE highlights a security issue in the pleomax00/flask-mongo-skel repository on GitHub that can lead to path traversal attacks.

What is CVE-2022-31551?

The CVE-2022-31551 vulnerability arises from the insecure usage of the Flask send_file function in the specified repository, allowing attackers to navigate through absolute paths.

The Impact of CVE-2022-31551

This vulnerability could be exploited by malicious actors to access sensitive files and directories on the server hosting the vulnerable application.

Technical Details of CVE-2022-31551

This section outlines the specific technical details of the CVE.

Vulnerability Description

The flaw in the pleomax00/flask-mongo-skel repository permits absolute path traversal, enabling attackers to access unauthorized files.

Affected Systems and Versions

All versions of the pleomax00/flask-mongo-skel repository before November 1, 2012, are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting specific requests to the Flask send_file function, bypassing intended access controls.

Mitigation and Prevention

Protecting your systems from CVE-2022-31551 requires immediate action and ongoing security practices.

Immediate Steps to Take

Ensure that the Flask send_file function is used securely, validate all user input, and implement proper access controls to prevent path traversal attacks.

Long-Term Security Practices

Regularly update and monitor your applications and dependencies for security patches and vulnerabilities to prevent exploitation.

Patching and Updates

Apply patches provided by the pleomax00/flask-mongo-skel repository to address this vulnerability and stay informed about security best practices to enhance your overall defense mechanisms.