[USN-6888-2] Django vulnerabilities

[Leonidas S. Barbosa]

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Ubuntu Security Notice USN-6888-2
July 11, 2024

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

- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in Django.

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

Details:

USN-6888-1 fixed several vulnerabilities in Django. This update provides
the corresponding update for Ubuntu 18.04 LTS.

Original advisory details:

 Elias Myllymäki discovered that Django incorrectly handled certain inputs
 with a large number of brackets. A remote attacker could possibly use this
 issue to cause Django to consume resources or stop responding, resulting in
 a denial of service. (CVE-2024-38875)

 It was discovered that Django incorrectly handled authenticating users with
 unusable passwords. A remote attacker could possibly use this issue to
 perform a timing attack and enumerate users. (CVE-2024-39329)

 Josh Schneier discovered that Django incorrectly handled file path
 validation when the storage class is being derived. A remote attacker could
 possibly use this issue to save files into arbitrary directories.
 (CVE-2024-39330)

 It was discovered that Django incorrectly handled certain long strings that
 included a specific set of characters. A remote attacker could possibly use
 this issue to cause Django to consume resources or stop responding,
 resulting in a denial of service. (CVE-2024-39614)

Update instructions:

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

Ubuntu 18.04 LTS
  python-django                   1:1.11.11-1ubuntu1.21+esm5
                                  Available with Ubuntu Pro
  python3-django                  1:1.11.11-1ubuntu1.21+esm5
                                  Available with Ubuntu Pro

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

References:
  https://ubuntu.com/security/notices/USN-6888-2
  https://ubuntu.com/security/notices/USN-6888-1
  CVE-2024-38875, CVE-2024-39329, CVE-2024-39330, CVE-2024-39614

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