🐧 CVE-2021-3156 — Sudo Security Lab

Educational project developed in Python focusing on the analysis of the vulnerability CVE-2021-3156 (Baron Samedit), a critical flaw in sudo that allowed local privilege escalation on Linux systems.

📌 Project Objective

This project was created with the goal of practicing fundamental cybersecurity concepts on Linux systems, including:

• Analysis of real CVEs
• Identification of vulnerable versions
• Risk assessment of privilege escalation
• System mitigation and hardening

The focus is on technical learning, understanding the impact of critical flaws, and developing a Red Team and Blue Team mindset ethically.

⚙️ Features

• 🔍 Detection of vulnerable sudo versions
• 🧠 Analysis of system privilege context
• 📄 Risk assessment of privilege escalation
• 🛡️ Mitigation and hardening guide
• 🧾 Organized information output in the terminal

(The project can be expanded to include new CVEs and additional analyses)

🛠️ Technologies Used

• Python 3.x
• Python standard libraries
• Linux systems

🚀 How to Use

git clone https://github.com/VilmarTuminskii/cve-2021-3156-sudo-lab
cd cve-2021-3156-sudo-lab
python detector/sudo_version_check.py