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59 lines
1.9 KiB
Markdown
59 lines
1.9 KiB
Markdown
# Tomcat7+ 弱口令 && 后台getshell漏洞
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Tomcat版本:8.0
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## 环境说明
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Tomcat支持在后台部署war文件,可以直接将webshell部署到web目录下。其中,欲访问后台,需要对应用户有相应权限。
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Tomcat7+权限分为:
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- manager(后台管理)
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- manager-gui 拥有html页面权限
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- manager-status 拥有查看status的权限
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- manager-script 拥有text接口的权限,和status权限
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- manager-jmx 拥有jmx权限,和status权限
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- host-manager(虚拟主机管理)
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- admin-gui 拥有html页面权限
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- admin-script 拥有text接口权限
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这些权限的究竟有什么作用,详情阅读 http://tomcat.apache.org/tomcat-8.5-doc/manager-howto.html
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在`conf/tomcat-users.xml`文件中配置用户的权限:
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```xml
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<?xml version="1.0" encoding="UTF-8"?>
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<tomcat-users xmlns="http://tomcat.apache.org/xml"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://tomcat.apache.org/xml tomcat-users.xsd"
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version="1.0">
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<role rolename="manager-gui"/>
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<role rolename="manager-script"/>
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<role rolename="manager-jmx"/>
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<role rolename="manager-status"/>
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<role rolename="admin-gui"/>
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<role rolename="admin-script"/>
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<user username="tomcat" password="tomcat" roles="manager-gui,manager-script,manager-jmx,manager-status,admin-gui,admin-script" />
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</tomcat-users>
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```
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可见,用户tomcat拥有上述所有权限,密码是`tomcat`。
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正常安装的情况下,tomcat8中默认没有任何用户,且manager页面只允许本地IP访问。只有管理员手工修改了这些属性的情况下,才可以进行攻击。
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## 漏洞测试
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无需编译,直接启动整个环境:
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```
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docker compose up -d
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```
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打开tomcat管理页面`http://your-ip:8080/manager/html`,输入弱密码`tomcat:tomcat`,即可访问后台:
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上传war包即可直接getshell。
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