CVE-2021-43801
Mercurius Fastify GraphQL Denial of Service Vulnerability
Description
Mercurius is a GraphQL adapter for Fastify. Any users from [email protected] to 8.11.1 are subjected to a denial of service attack by sending a malformed JSON to `/graphql` unless they are using a custom error handler. The vulnerability has been fixed in https://github.com/mercurius-js/mercurius/pull/678 and shipped as v8.11.2. As a workaround users may use a custom error handler.
INFO
Published Date :
Dec. 13, 2021, 8:15 p.m.
Last Modified :
Dec. 15, 2021, 9:46 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-43801.
| URL | Resource |
|---|---|
| https://github.com/mercurius-js/mercurius/issues/677 | Issue Tracking Patch Third Party Advisory |
| https://github.com/mercurius-js/mercurius/pull/678/commits/732b2f895312da8deadd7b173dcd2d141d54b223 | Patch Third Party Advisory |
| https://github.com/mercurius-js/mercurius/security/advisories/GHSA-273r-rm8g-7f3x | Patch Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-43801 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-43801 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Dec. 15, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) Changed Reference Type https://github.com/mercurius-js/mercurius/issues/677 No Types Assigned https://github.com/mercurius-js/mercurius/issues/677 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://github.com/mercurius-js/mercurius/pull/678/commits/732b2f895312da8deadd7b173dcd2d141d54b223 No Types Assigned https://github.com/mercurius-js/mercurius/pull/678/commits/732b2f895312da8deadd7b173dcd2d141d54b223 Patch, Third Party Advisory Changed Reference Type https://github.com/mercurius-js/mercurius/security/advisories/GHSA-273r-rm8g-7f3x No Types Assigned https://github.com/mercurius-js/mercurius/security/advisories/GHSA-273r-rm8g-7f3x Patch, Third Party Advisory Added CPE Configuration OR *cpe:2.3:a:mercurius_project:mercurius:*:*:*:*:*:node.js:*:* versions from (including) 8.10.0 up to (excluding) 8.11.2
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-43801 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-43801
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.15 }} 0.02%
score
0.51465
percentile