CVE-2023-23969
First published: Wed Feb 01 2023(Updated: )
A flaw was found in python-django. The parsed values of the Accept-Language headers are cached in order to avoid repetitive parsing. This leads to a potential denial of service vector via excessive memory usage if large header values are sent.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/python-django | <0:3.2.18-1.el8 | 0:3.2.18-1.el8 |
| redhat/python-django | <0:3.2.18-1.0.1.el8 | 0:3.2.18-1.0.1.el8 |
| Djangoproject Django | >=3.2<3.2.17 | |
| Djangoproject Django | >=4.0<4.0.9 | |
| Djangoproject Django | >=4.1<4.1.6 | |
| Debian Debian Linux | =10.0 | |
| redhat/python-django | <4.1.6 | 4.1.6 |
| redhat/python-django | <4.0.9 | 4.0.9 |
| redhat/python-django | <3.2.17 | 3.2.17 |
| pip/django | >=4.1a1<4.1.6 | 4.1.6 |
| pip/django | >=4.0a1<4.0.9 | 4.0.9 |
| pip/django | >=3.2a1<3.2.17 | 3.2.17 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2023-23969 https://nvd.nist.gov/vuln/detail/CVE-2023-23969 https://github.com/django/django/commit/4452642f193533e288a52c02efb5bbc766a68f95 https://github.com/django/django/commit/8a7b22d4a623bcd95190d2f5a958472fb41e576d https://github.com/django/django/commit/8c660fb59239828583f17cdede3b64f208b8752c https://github.com/django/django/commit/9d7bd5a56b1ce0576e8e07a8001373576d277942 https://github.com/django/django/commit/c7e0151fdf33e1b11d488b6f67b94fdf3a30614a https://www.djangoproject.com/weblog/2023/feb/01/security-releases/
- https://bugzilla.redhat.com/show_bug.cgi?id=2166457
- https://access.redhat.com/errata/RHSA-2023:2097
- https://access.redhat.com/errata/RHSA-2023:2101
- https://access.redhat.com/security/cve/cve-2023-23969
- https://docs.djangoproject.com/en/4.1/releases/security/
- https://groups.google.com/forum/#!forum/django-announce
- https://lists.debian.org/debian-lts-announce/2023/02/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HWY6DQWRVBALV73BPUVBXC3QIYUM24IK/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LTZVAKU5ALQWOKFTPISE257VCVIYGFQI/
- https://security.netapp.com/advisory/ntap-20230302-0007/
- https://www.djangoproject.com/weblog/2023/feb/01/security-releases/
- https://groups.google.com/forum/#%21forum/django-announce
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HWY6DQWRVBALV73BPUVBXC3QIYUM24IK/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LTZVAKU5ALQWOKFTPISE257VCVIYGFQI/
- https://nvd.nist.gov/vuln/detail/CVE-2023-23969
- https://github.com/django/django/commit/4452642f193533e288a52c02efb5bbc766a68f95
- https://github.com/django/django/commit/9d7bd5a56b1ce0576e8e07a8001373576d277942
- https://github.com/django/django/commit/c7e0151fdf33e1b11d488b6f67b94fdf3a30614a
- https://docs.djangoproject.com/en/4.1/releases/security
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HWY6DQWRVBALV73BPUVBXC3QIYUM24IK
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LTZVAKU5ALQWOKFTPISE257VCVIYGFQI
- https://security.netapp.com/advisory/ntap-20230302-0007
- https://www.djangoproject.com/weblog/2023/feb/01/security-releases
- https://github.com/advisories/GHSA-q2jf-h9jm-m7p4 (Advisory)
- https://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2023-12.yaml
Frequently Asked Questions
What is the vulnerability ID for this flaw?
The vulnerability ID for this flaw is CVE-2023-23969.
What is the severity of CVE-2023-23969?
The severity of CVE-2023-23969 is high.
How does CVE-2023-23969 affect Django?
CVE-2023-23969 affects Django versions 3.2 before 3.2.17, 4.0 before 4.0.9, and 4.1 before 4.1.6.
What is the potential impact of CVE-2023-23969?
The potential impact of CVE-2023-23969 is a denial-of-service vector via excessive memory usage.
How can I fix CVE-2023-23969?
To fix CVE-2023-23969, users should update Django to version 3.2.17, 4.0.9, or 4.1.6.
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