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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
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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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