CVE-2021-23597

Public Exploit
Denial of Service (DoS)

Description

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).

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.38%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory snyk.io
Affected: n/a fastify-multipart
Published at:
Updated at:

References

Link Tags
https://snyk.io/vuln/SNYK-JS-FASTIFYMULTIPART-2395480 patch third party advisory exploit
https://github.com/fastify/fastify-multipart/commit/a70dc7059a794589bd4fe066453141fc609e6066 third party advisory patch
https://github.com/fastify/fastify-multipart/releases/tag/v5.3.1 third party advisory release notes

Frequently Asked Questions

What is the severity of CVE-2021-23597?
CVE-2021-23597 has been scored as a high severity vulnerability.
How to fix CVE-2021-23597?
To fix CVE-2021-23597, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-23597 being actively exploited in the wild?
It is possible that CVE-2021-23597 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23597?
CVE-2021-23597 affects n/a fastify-multipart.
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