[PKG-Openstack-devel] Bug#783163: CVE-2015-1856: Unauthorized delete of versioned Swift object

[Thomas Goirand]

Package: python-swift
Version: 2.2.0-1
Severity: grave
Tags: security patch

Note from maintainer: Upload is following.

Affects
~~~~~~~
- Swift: versions through 2.2.2


Description
~~~~~~~~~~~
Clay Gerrard from SwiftStack reported a vulnerability in Swift object
versioning. An authenticated user can delete the most recent version
of any versioned object whose name is known if the user have listing
access to the x-versions-location container. Only Swift setups with
allow_version setting are affected.


Patches
~~~~~~~
- https://review.openstack.org/173366 (Icehouse)
- https://review.openstack.org/173363 (Juno)
- https://review.openstack.org/173361 (Kilo)


Credits
~~~~~~~
- Clay Gerrard from SwiftStack (CVE-2015-1856)


References
~~~~~~~~~~
- https://launchpad.net/bugs/1430645
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1856