CVE-2021-32819
Squirrelly Multiple Template Engine Configuration Options Overwriting Remote Code Execution Vulnerability
Description
Squirrelly is a template engine implemented in JavaScript that works out of the box with ExpressJS. Squirrelly mixes pure template data with engine configuration options through the Express render API. By overwriting internal configuration options remote code execution may be triggered in downstream applications. This issue is fixed in version 9.0.0. For complete details refer to the referenced GHSL-2021-023.
INFO
Published Date :
May 14, 2021, 7:15 p.m.
Last Modified :
Nov. 21, 2024, 6:07 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
2.8
Public PoC/Exploit Available at Github
CVE-2021-32819 has a 9 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-2021-32819.
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).
All CVE - PoC in GitHub
poc proofofconcept tester allcve cvegithub cvenew cvepoc cveupdate
None
继承大量poc检查 包含oa 如 泛微 通达 致远 万户 等。
Python
None
None
None
SquirrellyJS mixes pure template data with engine configuration options through the Express render API. By overwriting internal configuration options, remote code execution may be triggered in downstream applications.
Python
Automatic monitor github cve using Github Actions
Python
essential templates for kenzer [DEPRECATED]
kenzer vulnerabilities kenzer-templates arpsyndicate
Python Shell Ruby
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-32819 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-32819 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.
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CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://github.com/squirrellyjs/squirrelly/commit/c12418a026f73df645ba927fd29358efe02fed1e Added Reference https://github.com/squirrellyjs/squirrelly/commit/dca7a1e7ee91d8a6ffffb655f3f15647486db9da Added Reference https://github.com/squirrellyjs/squirrelly/pull/254 Added Reference https://securitylab.github.com/advisories/GHSL-2021-023-squirrelly/ -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
May. 22, 2023
Action Type Old Value New Value Changed Description Squirrelly is a template engine implemented in JavaScript that works out of the box with ExpressJS. Squirrelly mixes pure template data with engine configuration options through the Express render API. By overwriting internal configuration options remote code execution may be triggered in downstream applications. There is currently no fix for these issues as of the publication of this CVE. The latest version of squirrelly is currently 8.0.8. For complete details refer to the referenced GHSL-2021-023. Squirrelly is a template engine implemented in JavaScript that works out of the box with ExpressJS. Squirrelly mixes pure template data with engine configuration options through the Express render API. By overwriting internal configuration options remote code execution may be triggered in downstream applications. This issue is fixed in version 9.0.0. For complete details refer to the referenced GHSL-2021-023. Removed Reference https://www.npmjs.com/package/squirrelly [Third Party Advisory] Added Reference https://github.com/squirrellyjs/squirrelly/pull/254 [No Types Assigned] Added Reference https://github.com/squirrellyjs/squirrelly/commit/c12418a026f73df645ba927fd29358efe02fed1e [No Types Assigned] Added Reference https://github.com/squirrellyjs/squirrelly/commit/dca7a1e7ee91d8a6ffffb655f3f15647486db9da [No Types Assigned] -
Initial Analysis by [email protected]
May. 20, 2021
Action Type Old Value New Value Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Changed Reference Type https://securitylab.github.com/advisories/GHSL-2021-023-squirrelly/ No Types Assigned https://securitylab.github.com/advisories/GHSL-2021-023-squirrelly/ Exploit, Third Party Advisory Changed Reference Type https://www.npmjs.com/package/squirrelly No Types Assigned https://www.npmjs.com/package/squirrelly Third Party Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:squirrelly:squirrelly:8.0.8:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-32819 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-2021-32819
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
89.97 }} 1.08%
score
0.99550
percentile