=========================================================================Ubuntu Security Notice USN-1967-1
September 24, 2013

python-django vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 13.04
- Ubuntu 12.10
- Ubuntu 12.04 LTS
- Ubuntu 10.04 LTS

Summary:

Several security issues were fixed in Django.

Software Description:
- python-django: High-level Python web development framework

Details:

It was discovered that Django incorrectly handled large passwords. A remote
attacker could use this issue to consume resources, resulting in a denial
of service. (CVE-2013-1443)

It was discovered that Django incorrectly handled ssi templates. An
attacker could use this issue to read arbitrary files. (CVE-2013-4315)

It was discovered that the Django is_safe_url utility function did not
restrict redirects to certain schemes. An attacker could possibly use this
issue to perform a cross-site scripting attack.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 13.04:
  python-django                   1.4.5-1ubuntu0.1

Ubuntu 12.10:
  python-django                   1.4.1-2ubuntu0.4

Ubuntu 12.04 LTS:
  python-django                   1.3.1-4ubuntu1.8

Ubuntu 10.04 LTS:
  python-django                   1.1.1-2ubuntu1.9

In general, a standard system update will make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-1967-1
  CVE-2013-1443, CVE-2013-4315

Package Information:
  https://launchpad.net/ubuntu/+source/python-django/1.4.5-1ubuntu0.1
  https://launchpad.net/ubuntu/+source/python-django/1.4.1-2ubuntu0.4
  https://launchpad.net/ubuntu/+source/python-django/1.3.1-4ubuntu1.8
  https://launchpad.net/ubuntu/+source/python-django/1.1.1-2ubuntu1.9