CVE-2022-35924 : Exploit Details and Defense Strategies

NextAuth.js is a powerful open-source authentication solution for Next.js applications. The CVE-2022-35924 vulnerability in the

next-auth

library impacts users utilizing the

EmailProvider

in versions before

4.10.3

or

3.29.10

. Attackers can exploit this issue by sending a specially crafted request to the sign-in endpoint, resulting in unauthorized access.

Understanding CVE-2022-35924

This section delves into the specifics of the CVE-2022-35924 vulnerability within NextAuth.js.

What is CVE-2022-35924?

The vulnerability allows attackers to manipulate the sign-in process by sending a malicious request containing a list of emails, granting unauthorized access to targeted accounts.

The Impact of CVE-2022-35924

With a high CVSS base score of 9.1, the critical vulnerability poses severe risks to confidentiality and integrity, enabling attackers to bypass authorization controls.

Technical Details of CVE-2022-35924

Explore the technical aspects of the CVE-2022-35924 vulnerability in this section.

Vulnerability Description

The vulnerability arises from the improper validation of inputs, allowing attackers to exploit the sign-in process.

Affected Systems and Versions

Users of

next-auth

versions before

4.10.3

or

3.29.10

utilizing the

EmailProvider

are susceptible to this vulnerability.

Exploitation Mechanism

Attackers can send manipulated requests to the sign-in endpoint, compromising the authentication flow and granting unauthorized access.

Mitigation and Prevention

Discover how to address and prevent the CVE-2022-35924 vulnerability in this section.

Immediate Steps to Take

Users are strongly advised to upgrade to patched versions,

v4.10.3

or

v3.29.10

, to mitigate the vulnerability.

Long-Term Security Practices

Implement strict email validation practices and consider customizing the

normalizeIdentifier

callback for enhanced security.

Patching and Updates

Regularly apply software updates and patches to ensure security and protect against known vulnerabilities.