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bug-back's Introduction

这个仓库用来重现一些bug

1. 复现log4j2 远程代码执行bug

1.1 复现步骤

  • 先启动 java com.dyz.log4j.bug.back.hacker.Client

  • 然后启动 java com.dyz.log4j.bug.back.server.BusinessServer

  • 说明(tree /f)

  • com.dyz.log4j.bug.back.hacker 包下用来模拟黑客攻击

  • com.dyz.log4j.bug.back.server 包下用来模拟业务服务器(被攻击)


├─hacker --模拟黑客
│     │ Client.java -- 黑客的攻击服务
│     │
│     └─logic
│          Attack.java -- 黑客的攻击逻辑
│
└─server --模拟业务服务器
                 BusinessServer.java

1.3 参考链接
https://docs.oracle.com/javase/tutorial/jndi/overview/index.html
https://logging.apache.org/log4j/2.x/manual/lookups.html

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