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VULNERABILITIES

CVE-2022-29402 Details

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.

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References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://k4m1ll0.com/cve-tplink-tlwr840N-uart-shell.html CVEExploitThird Party Advisory
https://k4m1ll0.com/cve-tplink-tlwr840N-uart-shell.html [email protected]ExploitThird Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-306Missing Authentication for Critical Function[email protected]

Affected Products

ProductVersions
tp-link tl-wr840n firmware
All versions

CPE

  • cpe:2.3:o:tp-link:tl-wr840n_firmware:-:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
tp-link tl-wr840n
6.20
5.0

CPE

  • cpe:2.3:h:tp-link:tl-wr840n:6.20:*:*:*:*:*:*:*
  • cpe:2.3:h:tp-link:tl-wr840n:5.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2022-29402
NVD Published Date:
May 25, 2022
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2022-29402 Details - Not Deferred