SB2022092955 - Authentication bypass in Upstash Redis adapter for Next-Auth.js

Description

This security bulletin contains information about 1 vulnerability.

1) Improper Authentication (CVE-ID: CVE-2022-39263)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Amber

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to Upstash Redis adapter does not properly authenticate user sessions. After the initial successful authentication performed with a valid user identifier (email) and a token, all other subsequent requests are authenticated only by using the user identifier. A remote attacker with knowledge of an existing email address can bypass authentication process and gain unauthorized access to the application.

Remediation

Install update from vendor's website.

References

• https://github.com/nextauthjs/next-auth/security/advisories/GHSA-4rxr-27mm-mxq9
• https://github.com/nextauthjs/next-auth/commit/d16e04848ee703cf797724194d4ad2907fe125a9