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Medium · 6.9 CVE-2025-53715 EUVD-2025-23020GHSA-88hc-82jj-pmhh

TP-Link TL-WR841N Wan6to4TunnelCfgRpm.htm buffer overflow

Published Jul 29, 2025 · Updated Jul 29, 2025 · Assigned by TPLink

Description

A vulnerability has been found in TP-Link TL-WR841N V11. The vulnerability exists in the /userRpm/Wan6to4TunnelCfgRpm.htm file due to missing input parameter validation, which may lead to the buffer overflow to cause a crash of the web service and result in a denial-of-service (DoS) condition. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer.

Affected products

VendorProductAffectedFixed
TP-Link Systems TL-WR841N V11 ≤ 160325 —

References