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Red Hat Security Advisory 2020-4390-01

Red Hat Security Advisory 2020-4390-01
Posted Oct 28, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-4390-01 - Django is a high-level Python Web framework that encourages rapid development and a clean, pragmatic design. It focuses on automating as much as possible and adhering to the DRY principle. Issues addressed include denial of service, memory exhaustion, and remote SQL injection vulnerabilities.

tags | advisory, remote, web, denial of service, vulnerability, sql injection, python
systems | linux, redhat
advisories | CVE-2019-12781, CVE-2019-14232, CVE-2019-14233, CVE-2019-14234, CVE-2019-14235
MD5 | 5e29b134d33cbe475b05d7701f782272

Red Hat Security Advisory 2020-4390-01

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====================================================================
Red Hat Security Advisory

Synopsis: Moderate: python-django security update
Advisory ID: RHSA-2020:4390-01
Product: Red Hat OpenStack Platform
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4390
Issue date: 2020-10-28
CVE Names: CVE-2019-12781 CVE-2019-14232 CVE-2019-14233
CVE-2019-14234 CVE-2019-14235
====================================================================
1. Summary:

An update for python-django is now available for Red Hat OpenStack Platform
13 (Queens).

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat OpenStack Platform 13.0 - noarch
Red Hat OpenStack Platform 13.0 for RHEL 7.6 EUS Server - noarch

3. Description:

Django is a high-level Python Web framework that encourages rapid
development and a clean, pragmatic design. It focuses on automating as much
as possible and adhering to the DRY (Don't Repeat Yourself) principle.

Security Fix(es):

* Incorrect HTTP detection with reverse-proxy connecting via HTTPS
(CVE-2019-12781)

* backtracking in a regular expression in django.utils.text.Truncator leads
to DoS (CVE-2019-14232)

* the behavior of the underlying HTMLParser leading to DoS (CVE-2019-14233)

* SQL injection possibility in key and index lookups for
JSONField/HStoreField (CVE-2019-14234)

* Potential memory exhaustion in django.utils.encoding.uri_to_iri()
(CVE-2019-14235)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page listed in the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1724497 - CVE-2019-12781 Django: Incorrect HTTP detection with reverse-proxy connecting via HTTPS
1734405 - CVE-2019-14232 Django: backtracking in a regular expression in django.utils.text.Truncator leads to DoS
1734410 - CVE-2019-14233 Django: the behavior of the underlying HTMLParser leading to DoS
1734417 - CVE-2019-14234 Django: SQL injection possibility in key and index lookups for JSONField/HStoreField
1734422 - CVE-2019-14235 Django: Potential memory exhaustion in django.utils.encoding.uri_to_iri()

6. Package List:

Red Hat OpenStack Platform 13.0 for RHEL 7.6 EUS Server:

Source:
python-django-1.11.27-1.el7ost.src.rpm

noarch:
python-django-bash-completion-1.11.27-1.el7ost.noarch.rpm
python2-django-1.11.27-1.el7ost.noarch.rpm

Red Hat OpenStack Platform 13.0:

Source:
python-django-1.11.27-1.el7ost.src.rpm

noarch:
python-django-bash-completion-1.11.27-1.el7ost.noarch.rpm
python2-django-1.11.27-1.el7ost.noarch.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2019-12781
https://access.redhat.com/security/cve/CVE-2019-14232
https://access.redhat.com/security/cve/CVE-2019-14233
https://access.redhat.com/security/cve/CVE-2019-14234
https://access.redhat.com/security/cve/CVE-2019-14235
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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