[openstack-dev] [Security] XML Attacks and DefusedXML on Global Requirements

Travis McPeak travis.mcpeak at gmail.com
Tue Sep 27 18:45:14 UTC 2016


There is a private security bug about it right now too.  No, not all XML
libraries are immune now.

On Tue, Sep 27, 2016 at 11:36 AM, Dave Walker <email at daviey.com> wrote:

>
>
> On 27 September 2016 at 19:19, Sean Dague <sean at dague.net> wrote:
>
>> On 09/27/2016 01:24 PM, Travis McPeak wrote:
>> > There are several attacks (https://pypi.python.org/pypi/defusedxml#id3)
>> > that can be performed when XML is parsed from untrusted input.
>> > DefusedXML offers safe alternatives to XML parsing libraries but is not
>> > currently part of global requirements.
>> >
>> > I propose adding DefusedXML to global requirements so that projects have
>> > an option for safe XML parsing.  Does anybody have any thoughts or
>> > objections?
>>
>> Out of curiosity, are there specific areas of concern in existing
>> projects here? Most projects have dropped XML API support.
>>
>>
> Outbound XML datasources which are parsed still used with at least nova
> vmware support and multiple cinder drivers.
>
> openstack/ec2-api is still providing an xml api service?
>
> --
> Kind Regards,
> Dave Walker
>
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-- 
-Travis
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