CVE-2023-43141: Totolink a3700r Firmware

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

TOTOLINK A3700R V9.1.2u.6134_B20201202 and N600R V5.3c.5137 are vulnerable to Incorrect Access Control.

Affected products

• Totolink a3700r Firmware: version 9.1.2u.6134_b20201202 only
• Totolink n600r Firmware: version 4.3.0cu.7647_b20210106 only

Published 2023-09-25. Last modified 2026-07-09.