CVE-2013-4155 OpenStack Swift allows authenticated users to cause a denial of service
Authenticated users can cause a denial of service in OpenStack Swift by sending DELETE requests with old timestamps, leading to cluster slowdown.
- 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-2013-4155?
CVE-2013-4155 is a medium-severity denial of service vulnerability in n/a, published on 20 Aug 2013. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
OpenStack Swift before 1.9.1 in Folsom, Grizzly, and Havana allows authenticated users to cause a denial of service ("superfluous" tombstone consumption and Swift cluster slowdown) via a DELETE request with a timestamp that is older than expected.
Weakness: CWE-119
Which versions are affected by CVE-2013-4155?
3 open source packages ship an affected version, including swift. It affects 4 products.
| Package | Affected | Fixed in |
|---|---|---|
swift PyPI | All versions | 1.9.1 |
swift PyPI | All versions | 1.9.1 |
swift PyPI | All versions | 1.9.1 |
Linux distribution packages (6)
openstack-swift Red Hat:openstack:3::el6 | All versions | 0:1.8.0-7.el6ost |
openstack-swift-account Red Hat:openstack:3::el6 | All versions | 0:1.8.0-7.el6ost |
openstack-swift-container Red Hat:openstack:3::el6 | All versions | 0:1.8.0-7.el6ost |
openstack-swift-doc Red Hat:openstack:3::el6 | All versions | 0:1.8.0-7.el6ost |
openstack-swift-object Red Hat:openstack:3::el6 | All versions | 0:1.8.0-7.el6ost |
openstack-swift-proxy Red Hat:openstack:3::el6 | All versions | 0:1.8.0-7.el6ost |
Products include Openstack Folsom, Openstack Grizzly, Openstack Havana, Openstack Swift.
How do I fix CVE-2013-4155?
Upgrade swift to 1.9.1 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-2013-4155 being exploited?
There is no known exploitation of CVE-2013-4155 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2013-2161 OpenStack Swift Unchecked user input in XML responses
- CVE-2013-4497 OpenStack Compute Nova Improper Access Control
- CVE-2013-1665 XML External Entity (XXE) in Django
- CVE-2012-3447 Arbitrary file overwrite in OpenStack Nova
- CVE-2012-5625 OpenStack Nova Information leak in libvirt LVM-backed instances
Sources
Also known as DEBIAN-CVE-2013-4155, GHSA-wxx2-gqvv-34hx, PYSEC-2026-935, RHSA-2013:1197.