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  5. CVE-2021-23597

CVE-2021-23597: Uncaught Exception in fastify-multipart

February 11, 2022 (updated July 12, 2022)

This affects the package fastify-multipart before 5.3.1. By providing a name=constructor property it is still possible to crash the application. Note: This is a bypass of CVE-2020-8136 (https://security.snyk.io/vuln/SNYK-JS-FASTIFYMULTIPART-1290382).

References

  • github.com/advisories/GHSA-qh73-qc3p-rjv2
  • github.com/fastify/fastify-multipart/commit/a70dc7059a794589bd4fe066453141fc609e6066
  • github.com/fastify/fastify-multipart/pull/116
  • github.com/fastify/fastify-multipart/releases/tag/v5.3.1
  • github.com/fastify/fastify-multipart/security/advisories/GHSA-qh73-qc3p-rjv2
  • nvd.nist.gov/vuln/detail/CVE-2021-44255
  • snyk.io/vuln/SNYK-JS-FASTIFYMULTIPART-2395480
  • www.fastify.io/docs/latest/Guides/Prototype-Poisoning/

Code Behaviors & Features

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Affected versions

All versions before 5.3.1

Fixed versions

  • 5.3.1

Solution

Upgrade to version 5.3.1 or above.

Impact 7.5 HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Source file

npm/fastify-multipart/CVE-2021-23597.yml

Spotted a mistake? Edit the file on GitLab.

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