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CVE-2021-21310— Token verification bug in next-auth

Quick assessment

Affected
nextauthjs next-auth
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ZEIT Next.js是ZEIT公司的一款基于Vue.js、Node.js、Webpack和Babel.js的开源Web应用框架。 NextAuth.js 存在安全漏洞，该漏洞源于一个令牌验证漏洞。

CVSS 6.1 · Medium EPSS 1.67% · P76

Possible ATT&CK Techniques 1 AI

T1078 · Valid Accounts
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I. Basic Information for CVE-2021-21310

Vulnerability Information
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Vulnerability Title
Token verification bug in next-auth
Source: CVE Program / CVE List V5
Vulnerability Description
NextAuth.js (next-auth) is am open source authentication solution for Next.js applications. In next-auth before version 3.3.0 there is a token verification vulnerability. Implementations using the Prisma database adapter in conjunction with the Email provider are impacted. Implementations using the Email provider with the default database adapter are not impacted. Implementations using the Prisma database adapter but not using the Email provider are not impacted. The Prisma database adapter was checking the verification token, but was not verifying the email address associated with that token. This made it possible to use a valid token to sign in as another user when using the Prima adapter in conjunction with the Email provider. This issue is specific to the community supported Prisma adapter. This issue is fixed in version 3.3.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用欺骗进行的认证绕过
Source: CVE Program / CVE List V5
Vulnerability Title
NextAuth.js 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ZEIT Next.js是ZEIT公司的一款基于Vue.js、Node.js、Webpack和Babel.js的开源Web应用框架。 NextAuth.js 存在安全漏洞，该漏洞源于一个令牌验证漏洞。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
nextauthjs next-auth < 3.3.0 -

II. Public POCs for CVE-2021-21310

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III. Intelligence Information for CVE-2021-21310

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Vendor Advisories for CVE-2021-21310 (1)

Other References for CVE-2021-21310 (2)

IV. Related Vulnerabilities

Same product: next-auth
Same vendor: nextauthjs
Same weakness: CWE-290

V. Comments for CVE-2021-21310

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