CVE-2024-42547: Totolink a3100r Firmware

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

TOTOLINK A3100R V4.1.2cu.5050_B20200504 has a buffer overflow vulnerability in the http_host parameter in the loginauth function.

Affected products

• Totolink a3100r Firmware: version 4.1.2cu.5050_b20200504 only

Published 2024-08-12. Last modified 2026-06-17.