CVE-2022-31575 : What You Need to Know

A security vulnerability was discovered in the duducosmos/livro_python repository on GitHub, allowing absolute path traversal due to the unsafe usage of the Flask send_file function.

Understanding CVE-2022-31575

This CVE details a security issue in the specified GitHub repository that could lead to path traversal attacks.

What is CVE-2022-31575?

The vulnerability in the duducosmos/livro_python repository permits attackers to traverse absolute paths by exploiting the unsafe implementation of the Flask send_file function.

The Impact of CVE-2022-31575

The security flaw could enable malicious actors to access sensitive files and directories on the server, potentially leading to data breaches or unauthorized information disclosure.

Technical Details of CVE-2022-31575

The following sections provide more insights into the vulnerability.

Vulnerability Description

The flaw exists in the GitHub repository's codebase, where the Flask send_file function does not adequately validate paths, allowing for absolute path traversal.

Affected Systems and Versions

The issue affects all versions of the duducosmos/livro_python repository up to June 6, 2018, exposing them to the path traversal vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating file paths in requests to the affected Flask function, bypassing security controls and accessing restricted directories.

Mitigation and Prevention

To address CVE-2022-31575 and enhance overall security, consider the following mitigation strategies.

Immediate Steps to Take

Apply the latest patches or updates provided by the repository maintainers.
Implement input validation and sanitization in the code to prevent path traversal attacks.

Long-Term Security Practices

Regularly monitor and audit the codebase for potential security vulnerabilities.
Educate developers on secure coding practices and the risks associated with path traversal vulnerabilities.

Patching and Updates

Stay informed about security advisories and updates from the GitHub repository maintainers to address known vulnerabilities promptly.