PT-2018-16135 · Fastify · Fastify

Nwoltman · Published 2018-06-07 · Updated 2023-02-28 · CVE-2018-3711

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Fastify versions prior to 0.38.0

Description The issue allows for a denial-of-service attack by sending a request with "Content-Type: application/json" and a very large payload. This can cause the service to become unresponsive.

Recommendations Update to version 0.38.0 or later. As a temporary workaround, consider restricting the size of payloads for requests with the "Content-Type" set to "application/json" to minimize the risk of exploitation.

Exploit

Fix

Allocation of Resources Without Limits

Resource Exhaustion

Weakness Enumeration

CWE-770

CWE-400

Related Identifiers

CVE-2018-3711

GHSA-MQ6C-FH97-4GWV

Affected Products

Fastify

References · 9

• 🔥 https://github.com/fastify/fastify/pull/627 · Exploit
• 🔥 https://hackerone.com/reports/303632 · Exploit
• https://osv.dev/vulnerability/GHSA-mq6c-fh97-4gwv · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-3711 · Security Note
• https://osv.dev/vulnerability/CVE-2018-3711 · Vendor Advisory
• https://github.com/fastify/fastify/commit/fabd2a011f2ffbb877394abe699f549513ffbd76 · Note
• https://t.me/cvenotify/45169 · Telegram Post
• https://github.com/advisories/GHSA-mq6c-fh97-4gwv · Note
• https://npmjs.com/advisories/564 · Note