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CVE-2023-51701

5.3 · MEDIUM

fastify-reply-from is a Fastify plugin to forward the current HTTP request to another server.

Published Jan 8, 2024CWE-444EPSS 0.48%

Overview

CVE-2023-51701 is a medium-severity vulnerability. It was published on January 8, 2024 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

fastify-reply-from is a Fastify plugin to forward the current HTTP request to another server. A reverse proxy server built with `@fastify/reply-from` could misinterpret the incoming body by passing an header `ContentType: application/json ; charset=utf-8`. This can lead to bypass of security checks. This vulnerability has been patched in '@fastify/reply-from` version 9.6.0.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/fastify/fastify-reply-from/releases/tag/v9.6.0GitHubgithub.com/fastify/fastify-reply-from/security/advisories/GHSA-v2v2-hph8-q5xpGitHubgithub.com/fastify/fastify-reply-from/releases/tag/v9.6.0GitHubgithub.com/fastify/fastify-reply-from/security/advisories/GHSA-v2v2-hph8-q5xp

How CyberStrike helps

Frequently asked questions

What is CVE-2023-51701?

CVE-2023-51701 is a medium-severity vulnerability. It was published on January 8, 2024 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2023-51701?

This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-51701?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2023-51701?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-51701 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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