#66784 closed defect (invalid)

Able to login in FTP server anonymously

Reported by: Ghost788769 Owned by: admin@…
Priority: Normal Milestone:
Component: server/hosting Version:
Keywords: Cc:
Port:

Description

Steps Reproduce:

  1. Run command: ftp rsync-origin.macports.org
  2. Enter username: anonymous & password: anonymous
  3. You can logged with ftp server successfully.
  4. You have full access to files on that server.
  5. You can download,upload,edit or modify files on server.

PoC video: https://drive.google.com/file/d/1RjZtqS45kPtbT6HOD42GQEuLmNvqcEnY/view?usp=sharing

Impact: Able to sign in with on ftp server remotely.

Thanks,

Can I bug bounty or hall of fame for reporting this issue? I don't know where to report this issue to the Apple or Macports.

Change History (5)

comment:1 Changed 16 months ago by ryandesign (Ryan Carsten Schmidt)

Component: portsserver/hosting
Owner: set to admin@…

MacPorts does not administer that server; it is administered by a third party.

The video shows you are able to see files on the server. That is intended. It is a public ftp and rsync server. As such, I am inclined to close this bug as invalid.

You claim to be able to upload, edit, or modify files on the server. The video doesn't show that. I tried to upload and delete files within the macports subdirectory on that server after logging in with anonymous ftp and it said "Operation not permitted". If you can provide a set of steps that demonstrate this ability please let us know.

MacPorts does not have a bug bounty program or a bug reporting hall of fame.

comment:2 Changed 16 months ago by Ghost788769

What did I get if I prove the impact over ftp server?

comment:3 Changed 16 months ago by ryandesign (Ryan Carsten Schmidt)

Our appreciation?

comment:4 Changed 16 months ago by ryandesign (Ryan Carsten Schmidt)

As I said it's not our server, so if you have discovered a vulnerability all that I will do is report it to the administrators of that server. You can report the problem to them directly if you prefer. Their contact information is on their web site.

comment:5 Changed 16 months ago by neverpanic (Clemens Lang)

Resolution: invalid
Status: newclosed
$ ftp rsync-origin.macports.org
Connected to ftp.fau.de.
220 Welcome to ftp.fau.de - FTP-Server der Friedrich-Alexander-Universitaet Erlangen-Nuernberg
Name (rsync-origin.macports.org:********): anonymous
331 Anonymous login ok, send your complete email address as your password
Password:
230 Anonymous access granted, restrictions apply
Remote system type is UNIX.
Using binary mode to transfer files.
ftp> cd macports/distfiles
250 CWD command successful
ftp> put test
local: test remote: test
200 EPRT command successful
550 test: Operation not permitted

Since this is a public mirror of various open source software and the same files are also available at https://ftp.fau.de/, this is not a security issue. There is no write access.

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