RetroSearch Browse

Thu Jul 22 20:59:08 CEST 2010 · https://mail.python.org/pipermail/python-dev/2010-July/102230.html

>      Using "setattr" to set attributes, where the attribute string
> comes from an external source, can create a security hole.  Remember
> that you can override functions on an object, for that object only,
> by setting an attribute.  This offers the opportunity for an attack
> similar to SQL injection.  Think about what this can do to a parser
> that has and calls a method "display" for each element:
> 
> 	<element display='lambda x : subprocess.Popen("rm -r -f /")'>
> 
> You are pwned.

Nope. You’d have to give setattr a function object, not a string.

Regards

Home - News ( United States | United Kingdom | Italy | Germany ) - Football scores

Showing content from https://mail.python.org/pipermail/python-dev/2010-July/102230.html below:

[Python-Dev] Set the namespace free!