CVE-2021-43936
WebHMI Code Injection Vulnerability
Description
The software allows the attacker to upload or transfer files of dangerous types to the WebHMI portal, that may be automatically processed within the product's environment or lead to arbitrary code execution.
INFO
Published Date :
Dec. 6, 2021, 6:15 p.m.
Last Modified :
April 12, 2022, 6:06 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
6.0
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2021-43936 has a 6 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-2021-43936.
| URL | Resource |
|---|---|
| http://packetstormsecurity.com/files/165252/WebHMI-4.0-Remote-Code-Execution.html | Exploit Third Party Advisory VDB Entry |
| https://us-cert.cisa.gov/ics/advisories/icsa-21-336-03 | Patch Third Party Advisory US Government Resource |
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
本项目通过大模型联动爬虫，检索Github上所有存有有价值漏洞信息与漏洞POC或规则信息的项目，并自动识别项目的目录结构、Readme信息后进行总结分析并分类，所汇总的项目可以帮助安全行业从业者收集漏洞信息、POC信息、规则等。
appsec awesome awesome-list exp hacking hacking-tools langchain llm llm-agent metasploit owasp penetration-testing pentesting poc scanner security vulnerabilities vulnerability web-hacking web-security
None
None
CVE-2021-43936 is a critical vulnerability (CVSS3 10.0) leading to Remote Code Execution (RCE) in WebHMI Firmware.
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-2021-43936 vulnerability anywhere in the article.
-
Help Net Security
Infostealers increasingly impact global security
Check Point Software’s latest threat index reveals a significant rise in infostealers like Lumma Stealer, while mobile malware like Necro continues to pose a significant threat, highlighting the evolv ... Read more
The following table lists the changes that have been made to the
CVE-2021-43936 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]
Apr. 12, 2022
Action Type Old Value New Value Changed Reference Type http://packetstormsecurity.com/files/165252/WebHMI-4.0-Remote-Code-Execution.html No Types Assigned http://packetstormsecurity.com/files/165252/WebHMI-4.0-Remote-Code-Execution.html Exploit, Third Party Advisory, VDB Entry -
CVE Modified by [email protected]
Dec. 13, 2021
Action Type Old Value New Value Added Reference http://packetstormsecurity.com/files/165252/WebHMI-4.0-Remote-Code-Execution.html [No Types Assigned] -
Initial Analysis by [email protected]
Dec. 07, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:C/I:C/A:C) 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://us-cert.cisa.gov/ics/advisories/icsa-21-336-03 No Types Assigned https://us-cert.cisa.gov/ics/advisories/icsa-21-336-03 Patch, Third Party Advisory, US Government Resource Added CWE NIST CWE-434 Added CPE Configuration AND OR *cpe:2.3:o:webhmi:webhmi_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:webhmi:webhmi:-:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-43936 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-2021-43936
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
1.67 }} 0.29%
score
0.88005
percentile