CVE-2021-43803

Next.js is a React framework. In versions of Next.js prior to 12.0.5 or 11.1.3, invalid or malformed URLs could lead to a server crash. In order to be affected by this issue, the deployment must use Next.js versions above 11.1.0 and below 12.0.5, Node.js above 15.0.0, and next start or a custom server. Deployments on Vercel are not affected, along with similar environments where invalid requests are filtered before reaching Next.js. Versions 12.0.5 and 11.1.3 contain patches for this issue.

CVSS v3.0 7.5 HIGH
CVSS v2.0 4.3 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/vercel/next.js/releases/v12.0.5	Release Notes Third Party Advisory
https://github.com/vercel/next.js/pull/32080	Patch Third Party Advisory
https://github.com/vercel/next.js/releases/tag/v11.1.3	Release Notes Third Party Advisory
https://github.com/vercel/next.js/commit/6d98b4fb4315dec1badecf0e9bdc212a4272b264	Patch Third Party Advisory
https://github.com/vercel/next.js/security/advisories/GHSA-25mp-g6fv-mqxx	Patch Third Party Advisory

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Configurations

Configuration 1 (hide)

Information

Published : 2021-12-09 16:15

Updated : 2022-02-17 07:55

NVD link : CVE-2021-43803

Mitre link : CVE-2021-43803

JSON object : View

CWE

NVD-CWE-noinfo

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Products Affected

nodejs

node.js

vercel

next.js

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