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Fastjson扫描器,可识别版本、依赖库、autoType状态等。A tool to distinguish fastjson ,version and dependency

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![image](https://user-images.githubusercontent.com/43526141/194449864-ff18fb60-a3df-4b16-afad-390b6241789d.png)

[http://xxx] :[*] 目标可出网 [http://xxx] :[+] 正在进行 AutoType状态 探测 panic: runtime error: invalid memory address or nil pointer dereference [signal 0xc0000005 code=0x0 addr=0x40 pc=0x112f64e] goroutine 5068 [running]: FastjsonScan/Detect.ErrDetectDependency({0xc0001d7660, 0x1e}, 0xc05672f260) /Users/a1phaboy/项目研发/FastjsonScan/Detect/detect.go:249...

dnslog.go 58行 ``` if string(body) == "[]"{ return "" ``` 从历史更改记录上看,之前这里直接返回`[]`,后来改为返回`""`,但是其他位置判断逻辑未修改导致部分判断逻辑存在问题,例如detect.go 155行 ``` if record == "[]" || record == Utils.NETWORK_NOT_ACCESS{ fmt.Println("["+url+"] :"+"[-] 目标没有开启 AutoType") autoTypeStatus = false }else{ fmt.Println("["+url+"]...

![图片](https://user-images.githubusercontent.com/54178250/192678646-23d6d71a-f29b-4428-9383-8564c0c90663.png)

测试了三个环境的靶场没有检查出来 不知道是不是我环境的问题

1、为方便内网扫描; 2、常见dnslog平台地址基本都已被安全设备封堵; 是否考虑可以自定义dnslog平台?谢谢

![image](https://github.com/a1phaboy/FastjsonScan/assets/92859218/b251f3d0-df68-4b22-8783-32d1da961c83)