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OCIFT

一个半自动化命令注入漏洞Fuzz工具(One Semi-automation command injection vulnerability Fuzz tool)

1. OCIFT是什么

一个半自动化命令注入漏洞Fuzz工具(One Semi-automation command injection vulnerability Fuzz tool)简写为:OCIFT

2. OCIFT有什么用

这是一种半自动化的黑盒测试工具,它可以帮助渗透测试人员或代码审计人员在愉快的上网的同时,深度挖掘目标应用系统存在的命令注入漏洞。

3. OCIFT有什么特点

  • Payload基于Commix生成方式修改而来(需要持续完善).
  • 基于浏览器代理的半自动化Fuzz.
  • 多线程Fuzz速度快,不影响正常浏览器访问使用.
  • 支持设置白名单限制Fuzz范围.
  • 支持设置黑名单避免带来不必要的麻烦.
  • 支持DNSLog辅助验证

4. OCIFT实现思路

基于Tornado的实现一个代理服务器,解析GET/POST请求提取Fuzz点,带入payload进行Fuzz测试。

  • 文件结构说明

* |____run.py 主程序入口 |____dnslog.py DNSLog SDK |____fuzz.conf 配置文件 |____fuzz.py Fuzz线程 |____make_payload.py Payload生成器 |____readme.md 说明文档

5. 配置文件说明

  • 配置各个参数,以逗号分隔

[initconfig]

  • 黑名单HOST-为了避免带来不必要的麻烦

black_hosts =.gov,localhost,127.0.0.1,google,gstatic,cnzz.com,doubleclick,police,mil.cn,gov.cn,gov.com

  • 静态文件黑名单-这些不做Fuzz

url_ext_black =.ico,.flv,.css,.jpg,.png,.jpeg,.gif,.pdf,.ss3,.txt,.rar,.zip,.avi,.mp4,.swf,.wmi,.exe,.mpeg

  • 白名单HOST-为了限制Fuzz的范围, 默认为空-表示对除黑名单范围外的所有地址进行Fuzz.

white_site =qunar

  • 请求超时-限制每次Fuzz请求超时时间

timeout =10

  • 我的DnsLog地址

my_cloudeye =ano1qu2j.xfkxfk.com

  • 判断是够注入命令执行成功的关键字

checkkeys =110586256,/bin/bash,nameserver,IPv4,Windows IP

  • 用于测试命令注入的基本命令

base_command =cat /etc/resolv.conf,echo 110586256,cat /etc/passwd,ipconfig,ping CommandInj.{my_cloudeye},echo 110586256<nul

  • Fuzz线程数

fuzz_count =20

  • fuzz的payload类型, 默认False-表示使用自定义的规则

commix_payload_type = False

  • DnsLog登录会话ID,我用的xfkxfk牛的dnslog.xfkxfk.com

dnslog_sessionid =q6wva2e3skg79vkdegra2bygft0d1

  • Your Domain

custom_domain =a2fta2j

  • 记录成功结果的Log文件

Logfile =rce_success_results.txt

6.如何使用

  • 1.安装模块

pip install tornado pip install requests

  • 2.根据自己需要完成文件fuzz.conf的配置
  • 3.启用主程序

python run.py 8089 如下图:

启动

  • 4.设置浏览器代理 然后会自动开始Fuzz

开始Fuzz

7.总结

  • 基本实现了想要的半自动化Fuzz功能
  • payload还需要不断优化

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