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Ubuntu Security Notice USN-4043-1
July 01, 2019

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

– Ubuntu 19.04
– Ubuntu 18.10
– Ubuntu 18.04 LTS
– Ubuntu 16.04 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 certain inputs.
An attacker could possibly use this issue to execute arbitrary code.
This issue only affected Ubuntu 18.04 LTS, Ubuntu 18.10 and Ubuntu 19.04.
(CVE-2019-12308)

Gavin Wahl discovered that Django incorrectly handled certain requests.
An attacker could possibly use this issue to bypass credentials and
access administrator interface. (CVE-2019-12781)

Update instructions:

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

Ubuntu 19.04:
python-django 1:1.11.20-1ubuntu0.1
python3-django 1:1.11.20-1ubuntu0.1

Ubuntu 18.10:
python-django 1:1.11.15-1ubuntu1.3
python3-django 1:1.11.15-1ubuntu1.3

Ubuntu 18.04 LTS:
python-django 1:1.11.11-1ubuntu1.4
python3-django 1:1.11.11-1ubuntu1.4

Ubuntu 16.04 LTS:
python-django 1.8.7-1ubuntu5.9
python3-django 1.8.7-1ubuntu5.9

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

References:
https://usn.ubuntu.com/4043-1
CVE-2019-12308, CVE-2019-12781

Package Information:
https://launchpad.net/ubuntu/+source/python-django/1:1.11.20-1ubuntu0.1
https://launchpad.net/ubuntu/+source/python-django/1:1.11.15-1ubuntu1.3
https://launchpad.net/ubuntu/+source/python-django/1:1.11.11-1ubuntu1.4
https://launchpad.net/ubuntu/+source/python-django/1.8.7-1ubuntu5.9
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