VULNERABILITY INTELLIGENCE

CVE-2021-45996

CVSS score7.8 HIGH

EPSS probability1.18%

CISA KEVNot currently listed

Published2022-02-04

Last modified2026-06-17

Description

Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a stack overflow in the function formSetPortMapping. This vulnerability allows attackers to cause a Denial of Service (DoS) via the portMappingServer, portMappingProtocol, portMappingWan, porMappingtInternal, and portMappingExternal parameters.