CVE-2022-29402

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.8 MEDIUM
PHYSICAL
LOW
NONE
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
6.8 MEDIUM
PHYSICAL
LOW
NONE
CVSS:3.1/AC:L/AV:P/A:H/C:H/I:H/PR:N/S:U/UI:N
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 37%
VendorProductVersion
tp-linktl-wr840n_firmware
-
tp-linktl-wr840n_firmware
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://k4m1ll0.com/cve-tplink-tlwr840N-uart-shell.html
https://k4m1ll0.com/cve-tplink-tlwr840N-uart-shell.html