Intelbras WRN 150 Wireless Menu cross site scripting

A vulnerability was found in Intelbras WRN 150 1.0.15_pt_ITB01. It has been rated as problematic. This issue affects some unknown processing of the component Wireless Menu. The manipulation of the argument SSID leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. It is recommended to upgrade the affected component. The vendor was contacted early about this issue and explains that the latest version is not affected.

Intelbras WRN 150 devices allow remote attackers to read the configuration file, and consequently bypass authentication, via a direct request for cgi-bin/DownloadCfg/RouterCfm.cfg containing an admin:language=pt cookie.

Intelbras WRN 150 1.0.18 devices allow CSRF via GO=system_password.asp to the goform/SysToolChangePwd URI to change a password.

An issue was discovered on Intelbras WRN 150 1.0.17 devices. There is stored XSS in the Service Name tab of the WAN configuration screen, leading to a denial of service (inability to change the configuration).