CVE-2021-23341
Prismjs ReDoS Vulnerability
Description
The package prismjs before 1.23.0 are vulnerable to Regular Expression Denial of Service (ReDoS) via the prism-asciidoc, prism-rest, prism-tap and prism-eiffel components.
INFO
Published Date :
Feb. 18, 2021, 4:15 p.m.
Last Modified :
Feb. 26, 2021, 6:54 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2021-23341 has a 2 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
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-2021-23341.
| URL | Resource |
|---|---|
| https://github.com/PrismJS/prism/commit/c2f6a64426f44497a675cb32dccb079b3eff1609 | Patch Third Party Advisory |
| https://github.com/PrismJS/prism/issues/2583 | Exploit Patch Third Party Advisory |
| https://github.com/PrismJS/prism/pull/2584 | Patch Third Party Advisory |
| https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1076583 | Exploit Third Party Advisory |
| https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1076582 | Exploit Third Party Advisory |
| https://snyk.io/vuln/SNYK-JS-PRISMJS-1076581 | Exploit 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).
List of RegEx DoS (ReDoS) CVEs and resources
security awesome redos regex dos regex-dos pentesting awesome-list regex-security
A list of CVE's with Proof of Concepts
JavaScript HTML Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-23341 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-23341 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]
Feb. 26, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://github.com/PrismJS/prism/commit/c2f6a64426f44497a675cb32dccb079b3eff1609 No Types Assigned https://github.com/PrismJS/prism/commit/c2f6a64426f44497a675cb32dccb079b3eff1609 Patch, Third Party Advisory Changed Reference Type https://github.com/PrismJS/prism/issues/2583 No Types Assigned https://github.com/PrismJS/prism/issues/2583 Exploit, Patch, Third Party Advisory Changed Reference Type https://github.com/PrismJS/prism/pull/2584 No Types Assigned https://github.com/PrismJS/prism/pull/2584 Patch, Third Party Advisory Changed Reference Type https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1076583 No Types Assigned https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1076583 Exploit, Third Party Advisory Changed Reference Type https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1076582 No Types Assigned https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1076582 Exploit, Third Party Advisory Changed Reference Type https://snyk.io/vuln/SNYK-JS-PRISMJS-1076581 No Types Assigned https://snyk.io/vuln/SNYK-JS-PRISMJS-1076581 Exploit, Third Party Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:prismjs:prism:*:*:*:*:*:node.js:*:* versions up to (excluding) 1.23.0
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-23341 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-2021-23341
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.66 }} 0.08%
score
0.77251
percentile