CVE-2021-46461
NGINX njs Out-of-Bounds Array Access Vulnerability
Description
njs through 0.7.0, used in NGINX, was discovered to contain an out-of-bounds array access via njs_vmcode_typeof in /src/njs_vmcode.c.
INFO
Published Date :
Feb. 14, 2022, 10:15 p.m.
Last Modified :
May 11, 2022, 2:40 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
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-2021-46461.
| URL | Resource |
|---|---|
| https://github.com/nginx/njs/commit/d457c9545e7e71ebb5c0479eb16b9d33175855e2 | Patch Vendor Advisory |
| https://github.com/nginx/njs/issues/450 | Exploit Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20220303-0007/ | 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-2021-46461 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-46461 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 -
Modified Analysis by [email protected]
May. 11, 2022
Action Type Old Value New Value Changed Reference Type https://security.netapp.com/advisory/ntap-20220303-0007/ No Types Assigned https://security.netapp.com/advisory/ntap-20220303-0007/ Third Party Advisory -
CVE Modified by [email protected]
Mar. 03, 2022
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20220303-0007/ [No Types Assigned] -
Initial Analysis by [email protected]
Feb. 22, 2022
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://github.com/nginx/njs/commit/d457c9545e7e71ebb5c0479eb16b9d33175855e2 No Types Assigned https://github.com/nginx/njs/commit/d457c9545e7e71ebb5c0479eb16b9d33175855e2 Patch, Vendor Advisory Changed Reference Type https://github.com/nginx/njs/issues/450 No Types Assigned https://github.com/nginx/njs/issues/450 Exploit, Third Party Advisory Added CWE NIST CWE-119 Added CPE Configuration OR *cpe:2.3:a:nginx:njs:*:*:*:*:*:*:*:* versions up to (including) 0.7.0
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-46461 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-2021-46461
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.44 }} 0.04%
score
0.75358
percentile