CVE-2022-39263 : Security Advisory and Response

This article provides an overview of CVE-2022-39263, a vulnerability in NextAuth.js Upstash Adapter that impacts versions prior to 3.0.2.

Understanding CVE-2022-39263

NextAuth.js Upstash Adapter missing token verification vulnerability affects authentication for Next.js.

What is CVE-2022-39263?

The vulnerability in the Upstash Redis adapter for NextAuth.js allows an attacker who knows the victim's email to sign in as the victim, exploiting a flaw in token verification.

The Impact of CVE-2022-39263

With a CVSS base score of 6.8 (Medium severity), the vulnerability poses a high risk to confidentiality and integrity as it allows unauthorized access without proper verification.

Technical Details of CVE-2022-39263

The following details shed light on the technical aspects of the CVE-2022-39263 vulnerability.

Vulnerability Description

Applications using

next-auth

Email Provider and

@next-auth/upstash-redis-adapter

before v3.0.2 are affected. The vulnerability arises from inadequate token verification.

Affected Systems and Versions

NextAuth.js versions prior to 3.0.2 that utilize the Upstash Redis adapter are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging knowledge of a victim's email to impersonate them and gain unauthorized access.

Mitigation and Prevention

Protecting systems from CVE-2022-39263 requires immediate action and long-term security practices.

Immediate Steps to Take

Developers should update to version 3.0.2 of NextAuth.js to patch the vulnerability. Additionally, using Advanced Initialization for request verification is advised as a workaround.

Long-Term Security Practices

Enhance security practices by regularly updating software, implementing verification checks, and monitoring for suspicious activities.

Patching and Updates

Stay vigilant for security updates and apply patches promptly to mitigate the risk of exploitation.