On D-Link DIR-823G 2018-09-19 devices, the GoAhead configuration allows /HNAP1 RunReboot commands without authentication to trigger a reboot.
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CVE-2018-17881
On D-Link DIR-823G 2018-09-19 devices, the GoAhead configuration allows /HNAP1 SetPasswdSettings commands without authentication to trigger an admin password change.
CVE-2018-17777
An issue was discovered on D-Link DVA-5592 A1_WI_20180823 devices. If the PIN of the page “/ui/cbpc/login” is the default Parental Control PIN (0000), it is possible to bypass the login form by editing the path of the cookie “sid” generated by the page. The attacker will have access to the router control panel with administrator privileges.
CVE-2018-17786
On D-Link DIR-823G devices, ExportSettings.sh, upload_settings.cgi, GetDownLoadSyslog.sh, and upload_firmware.cgi do not require authentication, which allows remote attackers to execute arbitrary code.
CVE-2018-17787
On D-Link DIR-823G devices, the GoAhead configuration allows /HNAP1 Command Injection via shell metacharacters in the POST data, because this data is sent directly to the “system” library function.
CVE-2018-17440
An issue was discovered on D-Link Central WiFi Manager before v 1.03r0100-Beta1. They expose an FTP server that serves by default on port 9000 and has hardcoded credentials (admin, admin). Taking advantage of this, a remote unauthenticated attacker could execute arbitrary PHP code by uploading any file in the web root directory and then accessing it via a request.