Re: Protecting Queries

From: Date: Sun, 17 Nov 2002 21:07:01 +0000
Subject: Re: Protecting Queries
Groups: php.general 
Request: Send a blank email to php-general+get-124825@lists.php.net to get a copy of this message
What I meant was something like this: The user types in the URL http://myplace/script.php?query=DELTE * FROM table WHERE id=1. The query is overwritten and the section is deleted... Is that possible? > ----- Original Message ----- > From: "Rasmus Lerdorf" <rasmus@php.net> > To: "Stephen" <webmaster@melchior.us> > Cc: "PHP List" <php-general@lists.php.net> > Sent: Sunday, November 17, 2002 3:46 PM > Subject: Re: [PHP] Protecting Queries > > > > No, that it fine. User-supplied data can not override a variable defined > > directly in your script like that regardless of the register_globals > > setting. > > > > -Rasmus > > > > On Sun, 17 Nov 2002, Stephen wrote: > > > > > Since day one of me doing MySQL stuff in PHP, I've always set up my > query as a variable then put it into the query function such as this: > > > > > > $query = "SELECT * FROM bobstuff WHERE id='1'"; > > > $result = mysql_query($query, $connection); > > > > > > I've just come aware of the security risks of this. How could I make it > so the $query variable isn't editable from the URL? Should I turn > register_globals off? > > > > > > Thanks, > > > Stephen Craton > > > http://www.melchior.us > > > > > > "Life is a gift from God. Wasting it is like destroying a gift you got > from the person you love most." -- http://www.melchior.us > > > > >

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