CVE-2022-46432: TP-Link Tl-WR743ND v1 Firmware

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

An exploitable firmware modification vulnerability was discovered on TP-Link TL-WR743ND V1. An attacker can conduct a MITM (Man-in-the-Middle) attack to modify the user-uploaded firmware image and bypass the CRC check, allowing attackers to execute arbitrary code or cause a Denial of Service (DoS). This affects v3.12.20 and earlier.

Affected products

• TP-Link Tl-WR743ND v1 Firmware: up to and including 3.12.20

Published 2022-12-20. Last modified 2026-06-17.