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Ubuntu Security Notice USN-4932-2

Ubuntu Security Notice USN-4932-2
Posted May 13, 2021
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4932-2 - USN-4932-1 fixed a vulnerability in Django. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. It was discovered that Django incorrectly handled certain filenames. A remote attacker could possibly use this issue to create or overwrite files in unexpected directories. Various other issues were also addressed.

tags | advisory, remote
systems | linux, ubuntu
advisories | CVE-2021-31542
MD5 | 154fb54d376a39328dac652b07c44eee

Ubuntu Security Notice USN-4932-2

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-4932-2
May 13, 2021

python-django vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 ESM
- Ubuntu 14.04 ESM

Summary:

Django could be made to overwrite files.

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

Details:

USN-4932-1 fixed a vulnerability in Django. This update provides
the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that Django incorrectly handled certain
filenames. A remote attacker could possibly use this issue to create or
overwrite files in unexpected directories.

Update instructions:

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

Ubuntu 16.04 ESM:
python-django 1.8.7-1ubuntu5.15+esm1
python3-django 1.8.7-1ubuntu5.15+esm1

Ubuntu 14.04 ESM:
python-django 1.6.11-0ubuntu1.3+esm3

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

References:
https://ubuntu.com/security/notices/USN-4932-2
https://ubuntu.com/security/notices/USN-4932-1
CVE-2021-31542
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