From: | Magnus Hagander <magnus(at)hagander(dot)net> |
---|---|
To: | Chander Ganesan <chander(at)otg-nc(dot)com> |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: LISTEN/NOTIFY Security and the docs |
Date: | 2012-05-24 11:03:18 |
Message-ID: | CABUevEyAiRR0HhKseVemksTn_5PZLf860hYXhYYpphwJK8pzJg@mail.gmail.com |
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Lists: | pgsql-hackers |
On Fri, May 18, 2012 at 5:08 PM, Chander Ganesan <chander(at)otg-nc(dot)com> wrote:
> Hi All,
>
> I just realized that anyone can listen for notifications (using listen) so
> long as they know the "channel" name. This means that a user could receive
> and view the payload for another user.
>
> Perhaps it would be good to note this in the documentation (i.e., there
> should be no expectation of privacy/security when using listen/notify, so
> any user that can connect to a database could issue and receive
> notifications for any channel.)
Might be worth a note, yes. The lack of a note really should tell you
that it's a broadcast, but it wouldn't hurt to have an extra one.
Want to prepare a patch?
--
Magnus Hagander
Me: http://www.hagander.net/
Work: http://www.redpill-linpro.com/
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