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CVE-2022-40855

Description

Tenda W20E router V15.11.0.6 contains a stack overflow in the function formSetPortMapping with post request 'goform/setPortMapping/'. This vulnerability allows attackers to cause a Denial of Service (DoS) or Remote Code Execution (RCE) via the portMappingServer, portMappingProtocol, portMappingWan, porMappingtInternal, and portMappingExternal parameters.

POC

Reference

- https://github.com/CPSeek/Router-vuls/blob/main/Tenda/W20E/formSetPortMapping.md

Github

No PoCs found on GitHub currently.