Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #16912

Re: Dynamic variable creation from string

References (1 earlier) <4edffed8$0$29988$c3e8da3$5496439d@news.astraweb.com> <mailman.3388.1323304088.27778.python-list@python.org> <qotobvjv3xj.fsf@ruuvi.it.helsinki.fi> <8ebfe32c-46a5-4bdc-a853-018d7f72d3d3@y18g2000yqy.googlegroups.com> <4ee1f814$0$29977$c3e8da3$5496439d@news.astraweb.com>
Date 2011-12-09 23:08 +1100
Subject Re: Dynamic variable creation from string
From Chris Angelico <rosuav@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.3469.1323432507.27778.python-list@python.org> (permalink)

Show all headers | View raw

On Fri, Dec 9, 2011 at 10:59 PM, Steven D'Aprano
<steve+comp.lang.python@pearwood.info> wrote:
> (4) If you think you can make exec safe with a prohibited list of
> dangerous strings, you probably can't.

If you think that it's even _possible_ to make exec safe with a
blacklist, I have a nice padded cell for you over here.

Security is NEVER achieved with blacklists, ONLY whitelists.

ChrisA

Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

Dynamic variable creation from string Massi <massi_srb@msn.com> - 2011-12-07 09:09 -0800
  Re: Dynamic variable creation from string John Gordon <gordon@panix.com> - 2011-12-07 17:45 +0000
    Re: Dynamic variable creation from string MRAB <python@mrabarnett.plus.com> - 2011-12-07 18:07 +0000
  Re: Dynamic variable creation from string "Waldek M." <wm@localhost.localdomain> - 2011-12-07 18:46 +0100
  Re: Dynamic variable creation from string Chris Angelico <rosuav@gmail.com> - 2011-12-08 04:52 +1100
  Re: Dynamic variable creation from string Terry Reedy <tjreedy@udel.edu> - 2011-12-07 17:59 -0500
  Re: Dynamic variable creation from string Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-12-08 00:03 +0000
    Re: Dynamic variable creation from string Terry Reedy <tjreedy@udel.edu> - 2011-12-07 19:27 -0500
      Re: Dynamic variable creation from string Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-12-08 01:59 +0000
      Re: Dynamic variable creation from string Jussi Piitulainen <jpiitula@ling.helsinki.fi> - 2011-12-08 10:54 +0200
        Re: Dynamic variable creation from string Massi <massi_srb@msn.com> - 2011-12-09 01:55 -0800
          Re: Dynamic variable creation from string Peter Otten <__peter__@web.de> - 2011-12-09 12:27 +0100
          Re: Dynamic variable creation from string Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-12-09 11:59 +0000
            Re: Dynamic variable creation from string Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-12-09 12:03 +0000
            Re: Dynamic variable creation from string Chris Angelico <rosuav@gmail.com> - 2011-12-09 23:08 +1100
          Re: Dynamic variable creation from string Ethan Furman <ethan@stoneleaf.us> - 2011-12-09 12:01 -0800
          Re: Dynamic variable creation from string Nobody <nobody@nowhere.com> - 2011-12-11 06:42 +0000
            Re: Dynamic variable creation from string alex23 <wuwei23@gmail.com> - 2011-12-11 19:31 -0800
              Re: Dynamic variable creation from string Ethan Furman <ethan@stoneleaf.us> - 2011-12-11 21:00 -0800
                Re: Dynamic variable creation from string alex23 <wuwei23@gmail.com> - 2011-12-11 22:50 -0800
    Re: Dynamic variable creation from string Chris Angelico <rosuav@gmail.com> - 2011-12-08 14:13 +1100
  Re: Dynamic variable creation from string alex23 <wuwei23@gmail.com> - 2011-12-11 23:11 -0800
    Re: Dynamic variable creation from string 88888 Dihedral <dihedral88888@googlemail.com> - 2011-12-12 04:43 -0800
    Re: Dynamic variable creation from string 88888 Dihedral <dihedral88888@googlemail.com> - 2011-12-12 04:49 -0800
      Re: Dynamic variable creation from string alex23 <wuwei23@gmail.com> - 2011-12-12 15:45 -0800
        Re: Dynamic variable creation from string Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-12-13 01:35 +0000
          Re: Dynamic variable creation from string 88888 Dihedral <dihedral88888@googlemail.com> - 2011-12-13 06:21 -0800

csiph-web