CVE-2014-9623 OpenStack Glance Bypass the storage quota and Denial of service
Authenticated users can bypass storage quotas and cause disk exhaustion by deleting images in the saving state.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-9623?
CVE-2014-9623 is a medium-severity denial of service vulnerability in Redhat Openstack, published on 23 Jan 2015. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
OpenStack Glance 2014.2.x through 2014.2.1, 2014.1.3, and earlier allows remote authenticated users to bypass the storage quota and cause a denial of service (disk consumption) by deleting an image in the saving state.
Weakness: CWE-399
Which versions are affected by CVE-2014-9623?
3 open source packages ship an affected version, including glance. It affects 2 products.
| Package | Affected | Fixed in |
|---|---|---|
glance PyPI | All versions | 11.0.0a0 |
glance PyPI | All versions | 11.0.0a0 |
glance PyPI | All versions | 11.0.0a0 |
Linux distribution packages (11)
openstack-glance Red Hat:openstack:5::el6 | All versions | 0:2014.1.4-1.el6ost |
openstack-glance-doc Red Hat:openstack:5::el6 | All versions | 0:2014.1.4-1.el6ost |
python-glance Red Hat:openstack:5::el6 | All versions | 0:2014.1.4-1.el6ost |
openstack-glance Red Hat:openstack:5::el7 | All versions | 0:2014.1.4-1.el7ost |
openstack-glance-doc Red Hat:openstack:5::el7 | All versions | 0:2014.1.4-1.el7ost |
python-glance Red Hat:openstack:5::el7 | All versions | 0:2014.1.4-1.el7ost |
openstack-glance Red Hat:openstack:6::el7 | All versions | 0:2014.2.2-1.el7ost |
openstack-glance-doc Red Hat:openstack:6::el7 | All versions | 0:2014.2.2-1.el7ost |
python-glance Red Hat:openstack:6::el7 | All versions | 0:2014.2.2-1.el7ost |
python-glanceclient Red Hat:openstack:6::el7 | All versions | 1:0.14.2-2.el7ost |
python-glanceclient-doc Red Hat:openstack:6::el7 | All versions | 1:0.14.2-2.el7ost |
Products include Openstack Image Registry and Delivery Service \(Glance\), Redhat Openstack.
How do I fix CVE-2014-9623?
Upgrade glance to 11.0.0a0 or later.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2014-9623 being exploited?
There is no known exploitation of CVE-2014-9623 in the wild and no public exploit code.
Other vulnerabilities in Redhat Openstack
- CVE-2015-5286 OpenStack Image Service (Glance) allows remote authenticated users to bypass storage quota, cause denial of service
- CVE-2015-1195 OpenStack Glance v2 API unrestricted path traversal through filesystem:// scheme
- CVE-2015-5251 OpenStack Image Service (Glance) allows remote authenticated users to bypass access restrictions
- CVE-2014-9493 Path traversal in n/a
- CVE-2016-0757 OpenStack Image Service (Glance) vulnerable to Improper Access Control
Sources
Also known as DEBIAN-CVE-2014-9623, GHSA-j4mh-9wq6-8rg6, PYSEC-2026-813, RHSA-2015:0644, RHSA-2015:0837, RHSA-2015:0838.