How to Find Valid Security Vulnerabilities and Get Them Triaged

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Dear fellow #SecurityResearchers, especially all my honorable SUBSCRIBERS,

If you’re doubting that you can’t find a valid #securityvulnerability, or if you’re discouraged because of getting a Duplicate, Low, or IM vulnerability, I just want to remind you that finding a VALID vulnerability that will be TRIAGED, even for high and critical issues, is POSSIBLE!

In the past few days (in the year 2025), I’ve submitted several security issues (15+) to Apple Security Team, and all are TRIAGED and REWARDED 😍

You Should Know:

1. Understanding Vulnerability Types:

  • High/Critical Vulnerabilities: These are severe issues that can lead to significant damage, such as remote code execution or data breaches.
  • Low/Informational Vulnerabilities: These are less severe but still important to report, as they can sometimes be chained with other vulnerabilities to create a more significant impact.

2. Tools for Vulnerability Discovery:

  • Nmap: A powerful network scanning tool that can help identify open ports and services.
    nmap -sV -sC target.com
    
  • Burp Suite: A tool for web application security testing, useful for finding vulnerabilities like SQL injection, XSS, and CSRF.
  • OWASP ZAP: An open-source web application security scanner.
    zap-cli quick-scan -spider -sc -r http://target.com
    

3. Steps to Identify and Report Vulnerabilities:

  • Reconnaissance: Gather as much information as possible about the target.
  • Scanning: Use tools like Nmap, Burp Suite, or OWASP ZAP to identify potential vulnerabilities.
  • Exploitation: Attempt to exploit the vulnerabilities in a controlled environment to confirm their validity.
  • Reporting: Submit a detailed report to the security team, including steps to reproduce, potential impact, and suggested fixes.

4. Example Commands for Vulnerability Scanning:

  • Nikto: A web server scanner that tests for dangerous files, outdated server software, and other vulnerabilities.
    nikto -h http://target.com
    
  • SQLMap: A tool to automate the detection and exploitation of SQL injection flaws.
    sqlmap -u http://target.com/page?id=1 --dbs
    

5. Best Practices for Bug Bounty Hunters:

  • Stay Updated: Follow security blogs, forums, and Twitter accounts to stay updated on the latest vulnerabilities and techniques.
  • Practice: Use platforms like Hack The Box, TryHackMe, or VulnHub to practice your skills.
  • Document Everything: Keep detailed notes of your findings, including screenshots, logs, and commands used.

What Undercode Say:

Finding valid security vulnerabilities requires a combination of technical skills, persistence, and a deep understanding of the target system. By using the right tools and following a structured approach, you can increase your chances of discovering vulnerabilities that will be triaged and rewarded. Remember, even if you encounter duplicates or low-severity issues, each finding is a step towards mastering the art of vulnerability discovery.

Expected Output:

  • Nmap Scan Results:
    Starting Nmap 7.92 ( https://nmap.org ) at 2025-01-01 12:00 UTC
    Nmap scan report for target.com (192.168.1.1)
    Host is up (0.001s latency).
    Not shown: 998 closed ports
    PORT STATE SERVICE VERSION
    80/tcp open http Apache httpd 2.4.41
    443/tcp open ssl/http Apache httpd 2.4.41
    

  • Burp Suite Findings:

  • SQL Injection: Found in the login form.
  • XSS: Detected in the search functionality.

  • OWASP ZAP Scan Summary:

    Total Alerts: 15
    High: 2
    Medium: 5
    Low: 8
    

  • Nikto Scan Results:

    </p></li>
    <li>Server: Apache/2.4.41 (Ubuntu)</li>
    <li>Retrieved x-powered-by header: PHP/7.4.3</li>
    <li>OSVDB-3092: /config/: This might be interesting...
    

By following these steps and using the tools mentioned, you can significantly improve your chances of finding and reporting valid security vulnerabilities. Keep practicing, stay curious, and never give up!

References:

Reported By: Coyemerald Securityresearchers – Hackers Feeds
Extra Hub: Undercode MoN
Basic Verification: Pass ✅

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