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Medium severity6.8NVD Advisory· Published May 25, 2022· Updated Jun 17, 2026

CVE-2022-29402

CVE-2022-29402

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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Affected products

2
  • TP-Link/TL-WR840Ncpe-rescue2 versions
    (expand)+ 1 more
    • (no CPE)
    • (no CPE)range: v6.20

Patches

Vulnerability mechanics

References

1

News mentions

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