{"uuid": "f9efe079-f406-4a77-a9b2-c3bd341adf32", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2021-44228", "type": "exploited", "source": "https://t.me/CyberSecurityExploit/34999", "content": "\ud83d\udea8 CVE-2021-44228 \u2014 Log4Shell (Apache Log4j2 RCE)\nOne of the most critical Java vulnerabilities ever disclosed, demonstrating how JNDI lookups in Apache Log4j2 can lead to unauthenticated Remote Code Execution (RCE). This repository provides a reproduction environment for security research, vulnerability validation, and defensive learning.\n\n\ud83d\udccc GitHub\n\ud83d\udc49 https://github.com/razureink/cve-2021-44228-log4shell_rce_reproduction\n\n\u2728 Features\n\u2022 Reproduction environment for CVE-2021-44228 (Log4Shell)\n\u2022 Demonstrates JNDI (LDAP/RMI/DNS) injection workflow\n\u2022 Explains the vulnerability root cause inside Log4j2\n\u2022 Includes PoC reproduction examples for lab environments\n\u2022 Covers affected and patched Log4j2 versions\n\u2022 Demonstrates LDAP referral server setup using Marshalsec\n\u2022 Provides exploit class compilation examples\n\u2022 Shows HTTP header-based payload delivery\n\u2022 Includes mitigation guidance and defensive recommendations\n\u2022 Suitable for security awareness, research, and training labs\n\n\ud83d\udcbb Platform / Technologies\n\u2022 Python\n\u2022 Java\n\u2022 Apache Log4j2\n\u2022 JNDI\n\u2022 LDAP\n\u2022 RMI\n\u2022 DNS\n\u2022 Marshalsec\n\n\ud83c\udfaf Ideal For\n\u2022 Security Researchers\n\u2022 Penetration Testers\n\u2022 Red Team Operators\n\u2022 Blue Team Analysts\n\u2022 Incident Responders\n\u2022 SOC Teams\n\u2022 Malware Analysts\n\u2022 Cybersecurity Students\n\u2022 Java Security Engineers\n\n\u26a0\ufe0f Note\nThis repository is intended for authorized security testing, education, and defensive research only. Log4Shell remains one of the most impactful vulnerabilities in recent years, making it an excellent resource for understanding JNDI injection, validating mitigations, and improving enterprise detection capabilities.\n\n\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\u2796\n\n\ud83d\udd10 Cyber Security Exploit Community\nTelegram Group\nhttps://t.me/Cyber_Security_Exploit\n\nTelegram Channel\nhttps://t.me/CyberSecurityExploit\n\nResearch \u2022 Ethical Hacking \u2022 Red Team", "creation_timestamp": "2026-08-16T00:00:14.294140Z"}