CVE-2019-19118
Django 2.1 before 2.1.15 and 2.2 before 2.2.8 allows unintended model editing. A Django model admin displaying inline related models, where the user has view-only permissions to a parent model but edit permissions to the inline model, would be presented with an editing UI, allowing POST requests, for updating the inline model. Directly editing the view-only parent model was not possible, but the parent model's save() method was called, triggering potential side effects, and causing pre and post-save signal handlers to be invoked. (To resolve this, the Django admin is adjusted to require edit permissions on the parent model in order for inline models to be editable.)
| Software | From | Fixed in |
|---|---|---|
| djangoproject / django | 2.1 | 2.1.15 |
| djangoproject / django | 2.2 | 2.2.8 |
| fedoraproject / fedora | 31 | 31.x |
Django
|
2.1.0 | 2.1.15 |
|
Django
|
2.2.0 | 2.2.8 |
- http://www.openwall.com/lists/oss-security/2019/12/02/1
- https://docs.djangoproject.com/en/dev/releases/security/
- https://github.com/django/django/commit/103ebe2b5ff1b2614b85a52c239f471904d26244
- https://github.com/django/django/commit/36f580a17f0b3cb087deadf3b65eea024f479c21
- https://groups.google.com/forum/#!topic/django-announce/GjGqDvtNmWQ
- https://groups.google.com/forum/#%21topic/django-announce/GjGqDvtNmWQ
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6R4HD22PVEVQ45H2JA2NXH443AYJOPL5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6R4HD22PVEVQ45H2JA2NXH443AYJOPL5/
- https://security.gentoo.org/glsa/202004-17
- https://security.netapp.com/advisory/ntap-20191217-0003/
- https://www.djangoproject.com/weblog/2019/dec/02/security-releases/
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A security vulnerability is a weakness in software, hardware, or configuration that can be exploited to compromise confidentiality, integrity, or availability. Many vulnerabilities are tracked as CVEs (Common Vulnerabilities and Exposures), which provide a standardized identifier so teams can coordinate patching, mitigation, and risk assessment across tools and vendors.
CVSS (Common Vulnerability Scoring System) estimates technical severity, but it doesn't automatically equal business risk. Prioritize using context like internet exposure, affected asset criticality, known exploitation (proof-of-concept or in-the-wild), and whether compensating controls exist. A "Medium" CVSS on an exposed, production system can be more urgent than a "Critical" on an isolated, non-production host.
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