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https://github.com/GoSecure/dtd-finder

List DTDs and generate XXE payloads using those local DTDs.
https://github.com/GoSecure/dtd-finder

dtd hacktoberfest security xxe

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List DTDs and generate XXE payloads using those local DTDs.

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README

        

# DTD Finder [![Build Status](https://travis-ci.org/GoSecure/dtd-finder.svg?branch=master)](https://travis-ci.org/GoSecure/dtd-finder)

Identify DTDs on filesystem snapshot and build XXE payloads using those local DTDs.

Quick links:

- [Get the complete files list and XXE Payloads](https://github.com/GoSecure/dtd-finder/tree/master/list)
- For more information, [read the detailed blog post](https://www.gosecure.net/blog/2019/07/16/automating-local-dtd-discovery-for-xxe-exploitation/)

## Building the tool

```
$ mvn install
```

## Usage with docker image

1. Start/Build the docker image
```
$ docker run ...
```

2. Export the filesystem
```
$ docker export weblogic12 -o weblogic-12-dev.tar
```

3. Launch dtd-finder
```
$ java -jar dtd-finder-1.0-SNAPSHOT-all.jar weblogic-12-dev.tar

...
[=] Found a DTD: /u01/oracle/wlserver/server/lib/consoleapp/webapp/WEB-INF/struts-config_1_2.dtd
Testing 9 entities : [%AttributeName, %BeanName, %Boolean, %ClassName, %Integer, %Location, %PropName, %RequestPath, %RequestScope]
[+] The entity %AttributeName is injectable
[+] The entity %BeanName is injectable
[+] The entity %Boolean is injectable
[+] The entity %ClassName is injectable
[+] The entity %Integer is injectable
[+] The entity %Location is injectable
[+] The entity %PropName is injectable
[+] The entity %RequestPath is injectable
[+] The entity %RequestScope is injectable
...

The CLI tool can be launch against tar files and directories.

```
$ java -jar dtd-finder-1.0-SNAPSHOT-all.jar /specific/path/with/dtds
...
```

Report written to weblogic-12-dev.tar-dtd-report.md
```

## Demonstration

![dtd-finder demnonstration](demos/dtd-finder-demo-1.gif)