D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410 were discovered to contain a stack buffer overflow vulnerability in the function FUN_80046eb4 in /formSetPortTr. This vulnerability is triggered via a crafted POST request.
D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410 were discovered to contain a stack buffer overflow vulnerability in the function FUN_8004776c in /formVirtualApp. This vulnerability is triggered via a crafted POST request.
D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410 were discovered to contain a stack buffer overflow vulnerability in the function FUN_80034d60 in /formStaticDHCP. This vulnerability is triggered via a crafted POST request.
D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410 were discovered to contain a stack buffer overflow vulnerability in the function sub_8003183C in /fromLogin. This vulnerability is triggered via a crafted POST request.
D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410 were discovered to contain a stack buffer overflow vulnerability in the function FUN_8004776c in /formVirtualServ. This vulnerability is triggered via a crafted POST request.
D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410 were discovered to contain a stack buffer overflow vulnerability in the function FUN_800462c4 in /formAdvFirewall. This vulnerability is triggered via a crafted POST request.
D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410 were discovered to contain a stack buffer overflow vulnerability in the function sub_80046EB4 in /formSetPortTr. This vulnerability is triggered via a crafted POST request.
D-Link DIR-809 devices with firmware through DIR-809Ax_FW1.12WWB03_20190410 were discovered to contain a stack buffer overflow vulnerability in the function FUN_80040af8 in /formWlanSetup. This vulnerability is triggered via a crafted POST request.
An issue was discovered on D-Link DIR-809 A1 through 1.09, A2 through 1.11, and Guest Zone through 1.09 devices. One can bypass authentication mechanisms to download the configuration file.
An issue was discovered on D-Link DIR-809 A1 through 1.09, A2 through 1.11, and Guest Zone through 1.09 devices. Device passwords, such as the admin password and the WPA key, are stored in cleartext.