CVE-2020-8423
TP-Link TL-WR841N Buffer Overflow Remote Code Execution
Description
A buffer overflow in the httpd daemon on TP-Link TL-WR841N V10 (firmware version 3.16.9) devices allows an authenticated remote attacker to execute arbitrary code via a GET request to the page for the configuration of the Wi-Fi network.
INFO
Published Date :
April 2, 2020, 5:15 p.m.
Last Modified :
Nov. 21, 2024, 5:38 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
1.2
Public PoC/Exploit Available at Github
CVE-2020-8423 has a 3 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-2020-8423.
| URL | Resource |
|---|---|
| https://ktln2.org/2020/03/29/exploiting-mips-router/ | Exploit Third Party Advisory |
| https://www.tp-link.com/us/security | Vendor Advisory |
| https://ktln2.org/2020/03/29/exploiting-mips-router/ | Exploit Third Party Advisory |
| https://www.tp-link.com/us/security | Vendor 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).
Resources to getting started vulnerability research on IoT/embedded devices.
Research based on https://ktln2.org/2020/03/29/exploiting-mips-router/#testing-environment
C
Iot-vulhub 自建镜像版
Shell Dockerfile Python C Makefile HTML CSS JavaScript Classic ASP
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-8423 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-8423 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://ktln2.org/2020/03/29/exploiting-mips-router/ Added Reference https://www.tp-link.com/us/security -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Apr. 06, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:C/I:C/A:C) Added CVSS V3.1 NIST AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://ktln2.org/2020/03/29/exploiting-mips-router/ No Types Assigned https://ktln2.org/2020/03/29/exploiting-mips-router/ Exploit, Third Party Advisory Changed Reference Type https://www.tp-link.com/us/security No Types Assigned https://www.tp-link.com/us/security Vendor Advisory Added CWE NIST CWE-120 Added CPE Configuration AND OR *cpe:2.3:o:tp-link:tl-wr841n_firmware:3.16.9:*:*:*:*:*:*:* OR cpe:2.3:h:tp-link:tl-wr841n:v10:*:*:*:*:*:*:*
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-8423 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-2020-8423
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.33 }} -0.31%
score
0.70842
percentile