CVE-2023-39655 : What You Need to Know

A vulnerability has been discovered in the NPM package @perfood/couch-auth versions <= 0.20.0, allowing for host header injection. This flaw could potentially lead to password reset token leakage and unauthorized account access.

Understanding CVE-2023-39655

This section delves into the impact and technical details of the CVE-2023-39655 vulnerability.

What is CVE-2023-39655?

The CVE-2023-39655 vulnerability is a host header injection issue in @perfood/couch-auth versions <= 0.20.0. Attackers can exploit this flaw to manipulate password reset links and gain unauthorized access to user accounts.

The Impact of CVE-2023-39655

The impact of CVE-2023-39655 is significant as it allows malicious actors to reset other users' passwords and potentially take over their accounts. By sending crafted host headers in password reset requests, attackers can direct users to attacker-controlled servers, compromising sensitive data.

Technical Details of CVE-2023-39655

This section provides specific technical details about the vulnerability.

Vulnerability Description

The vulnerability arises from improper handling of host headers in the forgot password functionality of @perfood/couch-auth versions <= 0.20.0. Attackers can exploit this weakness to intercept password reset tokens and launch account takeover attacks.

Affected Systems and Versions

The NPM package @perfood/couch-auth versions <= 0.20.0 are affected by this vulnerability. Users using these versions are at risk of unauthorized access and potential data compromise.

Exploitation Mechanism

By sending specially crafted host headers in the forgot password request, attackers can manipulate the password reset process. This manipulation leads users to click on malicious links that result in leaking password reset tokens.

Mitigation and Prevention

It is crucial to take immediate action to mitigate the risks posed by CVE-2023-39655.

Immediate Steps to Take

Users and administrators should update @perfood/couch-auth to a secure version beyond 0.20.0. Additionally, users should be cautious of password reset links and verify their authenticity before clicking.

Long-Term Security Practices

Implement robust security practices such as regular security assessments, monitoring for unusual account activities, and educating users on safe password reset procedures.

Patching and Updates

Stay informed about security patches and updates for @perfood/couch-auth to address known vulnerabilities and enhance the security of the system.