A vulnerability, which was classified as critical, has been found in Tenda i21 1.0.0.14(4656). Affected by this issue is the function formQosManageDouble_user. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. The attack may be launched remotely. The identifier of this vulnerability is VDB-262136. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Eine kritische Schwachstelle wurde in Tenda i21 1.0.0.14(4656) entdeckt. Es geht hierbei um die Funktion formQosManageDouble_user. Mittels Manipulieren des Arguments ssidIndex mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden.
- https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/i/i21/formQosManageDouble_auto.md
- https://github.com/LaPhilosophie/IoT-vulnerable
- https://github.com/gh-ost00/IOT-Vulnerable_POC