---
title: "CVE-2013-1443\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-2013-1443?format=md
keywords: index, follow
---

# CVE-2013-1443

Publication date 20 September 2013

Last updated 24 July 2024

---

Ubuntu priority

**Medium**

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

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## Description

The authentication framework (django.contrib.auth) in Django 1.4.x before
1.4.8, 1.5.x before 1.5.4, and 1.6.x before 1.6 beta 4 allows remote
attackers to cause a denial of service (CPU consumption) via a long
password which is then hashed.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| python-django | 13.04 raring | Fixed 1.4.5-1ubuntu0.1 |
| 12.10 quantal | Fixed 1.4.1-2ubuntu0.4 |
| 12.04 LTS precise | Fixed 1.3.1-4ubuntu1.8 |
| 10.04 LTS lucid | Fixed 1.1.1-2ubuntu1.9 |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)
* [Patch details](https://ubuntu.com/security/CVE-2013-1443?format=md#patch-details)

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| python-django | * Upstream:   [22b74fa](https://github.com/django/django/commit/22b74fa09d7ccbc8c52270d648a0da7f3f0fa2bc) * Upstream:   [3f3d887](https://github.com/django/django/commit/3f3d887a6844ec2db743fee64c9e53e04d39a368) * Upstream:   [6903d16](https://github.com/django/django/commit/6903d1690a92aa040adfb0c8eb37cf62e4206714) |

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-1443)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2013-1443)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2013-1443)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2013-1443)

### Related Ubuntu Security Notices (USN)

+ [USN-1967-1](https://usn.ubuntu.com/USN-1967-1)
+ Django vulnerabilities
+ 24 September 2013

### Other references

* <https://www.djangoproject.com/weblog/2013/sep/15/security/>
* <https://www.cve.org/CVERecord?id=CVE-2013-1443>