CVE-2022-40874: Tenda AX1803 Firmware

High severity, CVSS 7.5. EPSS: 0.9% chance of exploitation in the next 30 days.

Tenda AX1803 v1.0.0.1 was discovered to contain a heap overflow vulnerability in the GetParentControlInfo function, which can cause a denial of service attack through a carefully constructed http request.

Affected products

• Tenda AX1803 Firmware: version 1.0.0.1 only

Published 2022-10-27. Last modified 2026-06-17.