Vulnerability Database

322,904

Total vulnerabilities in the database

CVE-2020-8423

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.

  • Published: Apr 2, 2020
  • Updated: Nov 9, 2025
  • CVE: CVE-2020-8423
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.2
  • AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 9
  • AV:N/AC:L/Au:S/C:C/I:C/A:C

CWEs:

Software From Fixed in
tp-link / tl-wr841n_firmware 3.16.9 3.16.9.x