// For flags

CVE-2020-8423

 

Severity Score

7.2
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

2
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

Un desbordamiento del búfer en el demonio httpd en los dispositivos TP-Link TL-WR841N versión V10 (versión de firmware 3.16.9), permite a un atacante remoto autenticado ejecutar código arbitrario por medio de una petición GET en la página para la configuración de la red Wi-Fi.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-01-28 CVE Reserved
  • 2020-04-02 CVE Published
  • 2022-09-20 First Exploit
  • 2024-05-12 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Tp-link
Search vendor "Tp-link"
 Tl-wr841n Firmware
Search vendor "Tp-link" for product "Tl-wr841n Firmware"
 3.16.9
Search vendor "Tp-link" for product "Tl-wr841n Firmware" and version "3.16.9"
-
Affected
in Tp-link
Search vendor "Tp-link"
 Tl-wr841n
Search vendor "Tp-link" for product "Tl-wr841n"
 v10
Search vendor "Tp-link" for product "Tl-wr841n" and version "v10"
-
Safe