CVE-2021-29466 Explained : Impact and Mitigation

Discord-Recon is a bot for the Discord chat service. In versions of Discord-Recon 0.0.3 and prior, a remote attacker can read local files from the server, potentially exposing critical information. The vulnerability has been patched in version 0.0.4.

Understanding CVE-2021-29466

This CVE involves a path traversal vulnerability in the

.recon

command path of Discord-Recon, affecting versions <= 0.0.3.

What is CVE-2021-29466?

CVE-2021-29466 highlights a path traversal flaw in Discord-Recon, allowing malicious actors to access sensitive files on the server.

The Impact of CVE-2021-29466

The vulnerability poses a medium-severity risk with high confidentiality impact, potentially leading to unauthorized access to critical data.

Technical Details of CVE-2021-29466

This section provides insight into the vulnerability details and how systems are affected.

Vulnerability Description

The vulnerability in Discord-Recon version 0.0.3 and earlier allows remote attackers to read local files from the server.

Affected Systems and Versions

Discord-Recon versions <= 0.0.3 are impacted by this path traversal vulnerability.

Exploitation Mechanism

By manipulating the

Path

variable within the

.recon

function, attackers can exploit the path traversal flaw to access files.

Mitigation and Prevention

Protecting systems from CVE-2021-29466 involves immediate actions and long-term security measures.

Immediate Steps to Take

Bot maintainers should update Discord-Recon to version 0.0.4, as the vulnerability is patched in this release.

Long-Term Security Practices

Implement secure coding practices, perform regular code reviews, and prioritize security in bot development to prevent similar vulnerabilities.

Patching and Updates

Regularly apply security patches and updates to Discord-Recon and other software components to address known vulnerabilities.