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log4j2-vaccine's Introduction

Log4j2-Vaccine

一款用于log4j2漏洞的疫苗，基于Instrumentation机制进行RASP防护，Patch了 org.apache.logging.log4j.core.net.JndiManager的lookup方法，部分代码借用了arthas的实现

Usage1: Java进程已经启动

启动Loader

java -jar loader.jar --agent agent.jar

选择需要Patch的进程(输入序号即可)

[INFO] Found existing java process, please choose one and hit RETURN.
* [1]: 50508 log4j2vuln3-0.0.1-SNAPSHOT.jar

Patch成功

Usage2: Java进程仍未启动

使用javaagent参数加载agent.jar

java -javaagent:agent.jar -jar web.jar

log4j2-vaccine's People

Contributors

d1nfinite avatar

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