CVE-2024-3906: Tenda AC500 Firmware

High severity, CVSS 8.8. EPSS: 1.7% chance of exploitation in the next 30 days.

A vulnerability was found in Tenda AC500 2.0.1.9(1307). It has been declared as critical. This vulnerability affects the function formQuickIndex of the file /goform/QuickIndex. The manipulation of the argument PPPOEPassword leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-261142 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Tenda AC500 Firmware: version 2.0.1.9(1307) only

Published 2024-04-17. Last modified 2026-06-17.