CVE-2013-0270

Name: CVE-2013-0270
Creator: NVD / NIST
Published: 2013-04-12T22:55:01.07+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 3.01%

Last modified Jun 16, 2026

CVE-2013-0270 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A flaw was found in OpenStack Keystone. A remote attacker could exploit this vulnerability by sending a large HTTP request, specifically by providing a long tenant name when requesting a token. EPSS estimates a 3.01% chance of exploitation in the next 30 days.

Description

A flaw was found in OpenStack Keystone. A remote attacker could exploit this vulnerability by sending a large HTTP request, specifically by providing a long tenant name when requesting a token. This could lead to a denial of service, consuming excessive CPU and memory resources on the affected system.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

3.01%

85.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Openstack	Keystone	>= 2012.1, <= 2012.1.3	—
Openstack	Keystone	>= 2012.2, <= 2012.2.4	—
Openstack	Keystone	2013.1	Milestone1

References

http://rhn.redhat.com/errata/RHSA-2013-0708.htmlThird Party Advisory
https://access.redhat.com/security/cve/CVE-2013-0270
https://bugs.launchpad.net/keystone/+bug/1099025Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=909012Third Party Advisory
https://github.com/openstack/keystone/commit/7691276b869a86c2b75631d5bede9f61e030d9d8Third Party Advisory
https://github.com/openstack/keystone/commit/82c87e5638ebaf9f166a9b07a0155291276d6fdcThird Party Advisory
https://launchpad.net/keystone/grizzly/2013.1Patch, Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2013-0708.htmlThird Party Advisory
https://bugs.launchpad.net/keystone/+bug/1099025Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=909012Third Party Advisory
https://github.com/openstack/keystone/commit/7691276b869a86c2b75631d5bede9f61e030d9d8Third Party Advisory
https://github.com/openstack/keystone/commit/82c87e5638ebaf9f166a9b07a0155291276d6fdcThird Party Advisory
https://launchpad.net/keystone/grizzly/2013.1Patch, Third Party Advisory

Timeline

Published: Apr 12, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-0270?

How severe is CVE-2013-0270?

CVE-2013-0270 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 3.01% probability of exploitation in the next 30 days.

How do I fix CVE-2013-0270?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2013-0270?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST