CVE-2021-35325: Totolink a720r Firmware

High severity, CVSS 7.5. EPSS: 13.3% chance of exploitation in the next 30 days.

A stack overflow in the checkLoginUser function of TOTOLINK A720R A720R_Firmware v4.1.5cu.470_B20200911 allows attackers to cause a denial of service (DOS).

Affected products

• Totolink a720r Firmware: version 4.1.5cu.470_b20200911 only

Published 2021-08-05. Last modified 2026-06-17.