CoCalc provides the best real-time collaborative environment for Jupyter Notebooks, LaTeX documents, and SageMath, scalable from individual users to large groups and classes!

Description

This module allows us to scan through a series of IP Addresses and provide details about the version of ftp running on that address.

Vulnerable Application

Install ftp server on Kali Linux:

1. apt-get install vsftpd

2. Allow local users to log in and to allow ftp uploads by editing file /etc/vsftpd.conf uncommenting the following:

    local_enable=YES
    write_enable=YES
    chroot_list_enable=YES
    chroot_list_file=/etc/vsftpd.chroot_list

3. Create the file /etc/vsftpd.chroot_list and add the local users you want allow to connect to FTP server. Start service and test connections:

4. service vsftpd start

Installing FTP for IIS 7.5 in Windows:

IIS 7.5 for Windows Server 2008 R2:

1. On the taskbar, click Start, point to Administrative Tools, and then click Server Manager.

2. In the Server Manager hierarchy pane, expand Roles, and then click Web Server (IIS).

3. In the Web Server (IIS) pane, scroll to the Role Services section, and then click Add Role Services.

4. On the Select Role Services page of the Add Role Services Wizard, expand FTP Server.

5. Select FTP Service. (Note: To support ASP.NET Membership or IIS Manager authentication for the FTP service, you will also need to select FTP Extensibility.)

6. Click Next.

7. On the Confirm Installation Selections page, click Install.

8. On the Results page, click Close.

IIS 7.5 for Windows 7:

1. On the taskbar, click Start, and then click Control Panel.

2. In Control Panel, click Programs and Features, and then click Turn Windows Features on or off.

3. Expand Internet Information Services, then FTP Server.

4. Select FTP Service. (Note: To support ASP.NET Membership or IIS Manager authentication for the FTP service, you will also need to select FTP Extensibility.)

5. Click OK.

Verification Steps

1. Do: use auxiliary/scanner/ftp/ftp_version

2. Do: set RHOSTS [IP]

3. Do: set RPORT [IP]

4. Do: run

Scenarios

vsFTPd 3.0.3 on Kali

msf > use auxiliary/scanner/ftp/ftp_version
msf auxiliary(ftp_version) > set RHOSTS 127.0.0.1
RHOSTS => 127.0.0.1
msf auxiliary(ftp_version) > set RPORT 21
RPORT => 21
msf auxiliary(ftp_version) > exploit

[*] 127.0.0.1:21          - FTP Banner: '220 (vsFTPd 3.0.3)\x0d\x0a'
[*] Scanned 1 of 1 hosts (100% complete)
[*] Auxiliary module execution completed
msf auxiliary(ftp_version) > 

Confirming using NMAP

root@kali:~#  nmap -sV 127.0.0.1 -p21

Starting Nmap 7.40SVN ( https://nmap.org ) at 2017-04-24 23:11 IST
Nmap scan report for localhost (127.0.0.1)
Host is up (0.000035s latency).
PORT   STATE SERVICE VERSION
21/tcp open  ftp     vsftpd 3.0.3
Service Info: OS: Unix

root@kali:~#