CVE-2022-29402

medium

Description

TP-Link TL-WR840N EU v6.20 was discovered to contain insecure protections for its UART console. This vulnerability allows attackers to connect to the UART port via a serial connection and execute commands as the root user without authentication.

References

https://k4m1ll0.com/cve-tplink-tlwr840N-uart-shell.html

Details

Source: Mitre, NVD

Published: 2022-05-25

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 6.8

Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Medium

EPSS

EPSS: 0.00043