Add ForceExploit to 4.3BSD (VAX) exploits

[wvu]

#11049 already has it.

msf5 exploit(bsd/finger/morris_fingerd_bof) > run

[*] Started reverse TCP handler on 192.168.1.2:4444
[-] 127.0.0.1:79 - The connection was refused by the remote host (127.0.0.1:79).
[-] 127.0.0.1:79 - Exploit aborted due to failure: not-vulnerable: Set ForceExploit to override
[*] Exploit completed, but no session was created.
msf5 exploit(bsd/finger/morris_fingerd_bof) > previous
msf5 exploit(unix/smtp/morris_sendmail_debug) > run

[*] Started reverse TCP double handler on 192.168.1.2:4444
[-] 127.0.0.1:25 - The connection was refused by the remote host (127.0.0.1:25).
[-] 127.0.0.1:25 - Exploit aborted due to failure: not-vulnerable: Set ForceExploit to override
[*] Exploit completed, but no session was created.
msf5 exploit(unix/smtp/morris_sendmail_debug) > setg forceexploit true
forceexploit => true
msf5 exploit(unix/smtp/morris_sendmail_debug) > run

[*] Started reverse TCP double handler on 192.168.1.2:4444
[-] 127.0.0.1:25 - The connection was refused by the remote host (127.0.0.1:25).
[*] 127.0.0.1:25 - Connecting to sendmail
[-] 127.0.0.1:25 - Exploit aborted due to failure: unreachable: The connection was refused by the remote host (127.0.0.1:25).
[*] Exploit completed, but no session was created.
msf5 exploit(unix/smtp/morris_sendmail_debug) > previous
msf5 exploit(bsd/finger/morris_fingerd_bof) > run

[*] Started reverse TCP handler on 192.168.1.2:4444
[-] 127.0.0.1:79 - The connection was refused by the remote host (127.0.0.1:79).
[*] 127.0.0.1:79 - Connecting to fingerd
[-] 127.0.0.1:79 - Exploit aborted due to failure: unreachable: The connection was refused by the remote host (127.0.0.1:79).
[*] Exploit completed, but no session was created.
msf5 exploit(bsd/finger/morris_fingerd_bof) >

#10700, #10836, #11049

[wvu]

Release Notes

This adds the ForceExploit option to the exploit/bsd/finger/morris_fingerd_bof and exploit/unix/smtp/morris_sendmail_debug modules, enforcing an automatic check before exploitation unless ForceExploit is set.