CVE-2021-44228 PoC — Apache Log4j 代码问题漏洞

Source

https://github.com/Adikso/minecraft-log4j-honeypot

Associated Vulnerability

Title:Apache Log4j 代码问题漏洞 (CVE-2021-44228)
Description:Apache Log4j是美国阿帕奇（Apache）基金会的一款基于Java的开源日志记录工具。 Apache Log4J 存在代码问题漏洞，攻击者可设计一个数据请求发送给使用 Apache Log4j工具的服务器，当该请求被打印成日志时就会触发远程代码执行。

Description

Minecraft Honeypot for Log4j exploit. CVE-2021-44228 Log4Shell LogJam

Readme

# Minecraft Log4j Honeypot

This honeypots runs fake Minecraft server (1.7.2 - 1.16.5 without snapshots) waiting to be exploited. Payload classes are saved to `payloads/` directory.

## Requirements
- Golang 1.16+

## Running

### Natively
```
git clone https://github.com/Adikso/minecraft-log4j-honeypot.git
cd minecraft-log4j-honeypot
go build .
./minecraft-log4j-honeypot
```

### Using docker
```
mkdir payloads
docker run --rm -it --mount type=bind,source="${PWD}/payloads",target=/payloads --user=`id -u` -p 25565:25565 adikso/minecraft-log4j-honeypot:latest
```

File Snapshot


 [4.0K]  /data/pocs/d61c0f9aa82234c1bf05493aa0152e17f5bd690e
├── [ 454]  Dockerfile
├── [4.0K]  extractor
│   ├── [2.7K]  fetcher.go
│   └── [ 477]  finder.go
├── [ 273]  go.mod
├── [1.4K]  go.sum
├── [1.0K]  LICENSE
├── [ 975]  main.go
├── [4.0K]  minecraft
│   ├── [ 634]  DimensionCodec2.snbt
│   ├── [ 73K]  DimensionCodec.snbt
│   ├── [ 320]  Dimension.snbt
│   ├── [ 11K]  server.go
│   └── [2.3K]  status.go
└── [ 569]  README.md

2 directories, 13 files

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