---
title: "CVE-2013-0247\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2013-0247?format=md
keywords: index, follow
---

# CVE-2013-0247

Publication date 5 February 2013

Last updated 24 July 2024

---

Ubuntu priority

**Medium**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

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## Description

OpenStack Keystone Essex 2012.1.3 and earlier, Folsom 2012.2.3 and earlier,
and Grizzly grizzly-2 and earlier allows remote attackers to cause a denial
of service (disk consumption) via many invalid token requests that trigger
excessive generation of log entries.

[Read the notes from the security team](https://ubuntu.com/security/CVE-2013-0247?format=md#notes)

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| keystone | 12.10 quantal | Fixed 2012.2.1-0ubuntu1.1 |
| 12.04 LTS precise | Fixed 2012.1+stable~20120824-a16a0ab9-0ubuntu2.4 |
| 11.10 oneiric | Ignored |
| 10.04 LTS lucid | Not in release |
| 8.04 LTS hardy | Not in release |

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* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)

## Notes

---

### [jdstrand](https://launchpad.net/~jdstrand)

Keystone on 11.10 is a pre-release version and unusable with other
components such as nova and horizon
2013.1~g2-0ubuntu1 is affected. Server team will provide this as
part of their regular updates for Ubuntu 13.04 (deferring for now)
reproducer in the bug

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-0247)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2013-0247)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2013-0247)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2013-0247)

### Related Ubuntu Security Notices (USN)

+ [USN-1715-1](https://usn.ubuntu.com/USN-1715-1)
+ OpenStack Keystone vulnerability
+ 5 February 2013

### Other references

* <http://lists.openstack.org/pipermail/openstack-announce/2013-February/000074.html>
* <https://www.cve.org/CVERecord?id=CVE-2013-0247>