CVE-2021-35397 : Vulnerability Insights and Analysis

A path traversal vulnerability in the static router for Drogon from 1.0.0-beta14 to 1.6.0 could allow an unauthenticated, remote attacker to arbitrarily read files.

Understanding CVE-2021-35397

This CVE refers to a path traversal vulnerability in Drogon, which could be exploited by a remote attacker to read restricted files.

What is CVE-2021-35397?

CVE-2021-35397 is a security vulnerability in Drogon versions 1.0.0-beta14 to 1.6.0 that allows unauthorized users to read files by exploiting a lack of proper input validation.

The Impact of CVE-2021-35397

The vulnerability could be exploited by an attacker to read files that are meant to be restricted, potentially exposing sensitive information.

Technical Details of CVE-2021-35397

This section provides more detailed technical information about the vulnerability in Drogon.

Vulnerability Description

The vulnerability exists in the static router for Drogon versions 1.0.0-beta14 to 1.6.0, allowing attackers to read files through crafted HTTP requests.

Affected Systems and Versions

Drogon versions 1.0.0-beta14 to 1.6.0 are affected by this vulnerability.

Exploitation Mechanism

An attacker can exploit this vulnerability by sending a specifically crafted HTTP request with a particular path to read restricted files.

Mitigation and Prevention

In this section, we provide guidance on mitigating the risks associated with CVE-2021-35397.

Immediate Steps to Take

Users are advised to update Drogon to a patched version (post 1.6.0) to prevent exploitation of this vulnerability.

Long-Term Security Practices

Implement proper input validation mechanisms and always keep software up to date to avoid potential security risks.

Patching and Updates

Regularly check for security updates and apply patches promptly to protect systems from known vulnerabilities.