GitHub PRs #1376, #1377, #1378 - D-Link router vulnerabilities

[Kostas Milonas]

Hello everyone.

I created the following 3 pull requests that add an equal number of scripts
regarding
D-Link router vulnerabilities disclosed a couple of weeks ago.

#1376: Add script for D-Link router directory traversal vulnerability
#1377: Add script for D-Link router shell command injection vulnerability
#1378: Add script for D-Link router plaintext password file exposure

References:
- https://seclists.org/fulldisclosure/2018/Oct/36
- https://sploit.tech/2018/10/12/D-Link.html

I can provide targets, in private, to test it.

Also, I'm willing to create one more script in the next few days.

Thank you in advance!