CVE-2025-6337: Totolink a3002r Firmware

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

A vulnerability was found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615/4.0.0-B20230531.1404. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formTmultiAP of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Affected products

• Totolink a3002r Firmware: version 4.0.0-b20230531.1404 only; version 3.0.0-b20230809.1615 only
• Totolink a3002ru Firmware: version 3.0.0-b20230809.1615 only; version 4.0.0-b20230531.1404 only

Published 2025-06-20. Last modified 2026-06-17.