CVE-2021-41788: MediaTek MT7603E Firmware

High severity, CVSS 7.5. EPSS: 1.8% chance of exploitation in the next 30 days.

MediaTek microchips, as used in NETGEAR devices through 2021-12-13 and other devices, mishandle attempts at Wi-Fi authentication flooding. (Affected Chipsets MT7603E, MT7612, MT7613, MT7615, MT7622, MT7628, MT7629, MT7915; Affected Software Versions 7.4.0.0).

Affected products

• MediaTek MT7603E Firmware: version 7.4.0.0 only
• MediaTek MT7612 Firmware: version 7.4.0.0 only
• MediaTek MT7613 Firmware: version 7.4.0.0 only
• MediaTek MT7615 Firmware: version 7.4.0.0 only
• MediaTek MT7622 Firmware: version 7.4.0.0 only
• MediaTek MT7628 Firmware: version 7.4.0.0 only
• MediaTek MT7629 Firmware: version 7.4.0.0 only
• MediaTek MT7915 Firmware: version 7.4.0.0 only

Published 2021-12-26. Last modified 2026-06-17.