CVE-2021-34173
Esp32 Beacon Csma Frame Denial Of Service
Description
An attacker can cause a Denial of Service and kernel panic in v4.2 and earlier versions of Espressif esp32 via a malformed beacon csa frame. The device requires a reboot to recover.
INFO
Published Date :
July 14, 2021, 7:15 p.m.
Last Modified :
Nov. 21, 2024, 6:09 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] |
Public PoC/Exploit Available at Github
CVE-2021-34173 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-2021-34173.
| URL | Resource |
|---|---|
| https://github.com/E7mer | Third Party Advisory |
| https://github.com/E7mer/OWFuzz | Exploit Third Party Advisory |
| https://github.com/E7mer | Third Party Advisory |
| https://github.com/E7mer/OWFuzz | Exploit Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-34173 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-2021-34173
weaknesses.
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).
WiFi protocol fuzzing tool using openwifi
Owfuzz: a WiFi protocol fuzzing tool
Makefile C Shell
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-34173 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-34173 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 af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://github.com/E7mer Added Reference https://github.com/E7mer/OWFuzz -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Jul. 27, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:C) 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/E7mer No Types Assigned https://github.com/E7mer Third Party Advisory Changed Reference Type https://github.com/E7mer/OWFuzz No Types Assigned https://github.com/E7mer/OWFuzz Exploit, Third Party Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration AND OR *cpe:2.3:o:espressif:esp32_firmware:*:*:*:*:*:*:*:* versions up to (including) 4.2 OR cpe:2.3:h:espressif:esp32:-:*:*:*:*:*:*:*
Vulnerability Scoring Details
Base CVSS Score: 7.5
Base CVSS Score: 7.8
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.30 }} -0.02%
score
0.49972
percentile