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High · 8.8 CVE-2025-11091 EUVD-2025-31447GHSA-q44p-w6pc-7fm3

Tenda AC21 SetStaticRouteCfg sscanf buffer overflow

Published Sep 28, 2025 · Updated Sep 29, 2025 · Assigned by VulDB

Description

A security flaw has been discovered in Tenda AC21 up to 16.03.08.16. Affected by this vulnerability is the function sscanf of the file /goform/SetStaticRouteCfg. The manipulation of the argument list results in buffer overflow. The attack can be launched remotely. The exploit has been released to the public and may be exploited.

Affected products

VendorProductAffectedFixed
Tenda AC21 16.03.08.0, 16.03.08.1, 16.03.08.2, 16.03.08.3, 16.03.08.4, 16.03.08.5, 16.03.08.6, 16.03.08.7, 16.03.08.8, 16.03.08.9, 16.03.08.10, 16.03.08.11, 16.03.08.12, 16.03.08.13, 16.03.08.14, 16.03.08.15, 16.03.08.16 —

References