CVE-2021-45452: Path Traversal
First published: Tue Jan 04 2022(Updated: )
Storage.save in Django 2.2 before 2.2.26, 3.2 before 3.2.11, and 4.0 before 4.0.1 allows directory traversal if crafted filenames are directly passed to it.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Djangoproject Django | >=2.2<2.2.26 | |
| Djangoproject Django | >=3.2<3.2.11 | |
| Djangoproject Django | >=4.0<4.0.1 | |
| Fedoraproject Fedora | =35 | |
| redhat/Django | <4.0.1 | 4.0.1 |
| redhat/Django | <3.2.11 | 3.2.11 |
| redhat/Django | <2.2.26 | 2.2.26 |
| pip/Django | >=4.0<4.0.1 | 4.0.1 |
| pip/Django | >=3.2<3.2.11 | 3.2.11 |
| pip/Django | >=2.2<2.2.26 | 2.2.26 |
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Reference Links
- https://docs.djangoproject.com/en/4.0/releases/security/
- https://groups.google.com/forum/#!forum/django-announce
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV/
- https://security.netapp.com/advisory/ntap-20220121-0005/
- https://www.djangoproject.com/weblog/2022/jan/04/security-releases/
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2037170
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2037171
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2037174
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2037172
- https://github.com/django/django/commit/e1592e0f26302e79856cc7f2218ae848ae19b0f6
- https://access.redhat.com/errata/RHSA-2022:5498
- https://access.redhat.com/security/cve/cve-2021-45452
- https://bugzilla.redhat.com/show_bug.cgi?id=2037028
- https://nvd.nist.gov/vuln/detail/CVE-2021-45452
- https://github.com/django/django/commit/4cb35b384ceef52123fc66411a73c36a706825e1
- https://github.com/django/django/commit/8d2f7cff76200cbd2337b2cf1707e383eb1fb54b
- https://docs.djangoproject.com/en/4.0/releases/security
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV
- https://security.netapp.com/advisory/ntap-20220121-0005
- https://www.djangoproject.com/weblog/2022/jan/04/security-releases
- https://github.com/advisories/GHSA-jrh2-hc4r-7jwx (Advisory)
- https://groups.google.com/forum/#%21forum/django-announce
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV/
Frequently Asked Questions
What is CVE-2021-45452?
CVE-2021-45452 is a vulnerability in Django versions 2.2 before 2.2.26, 3.2 before 3.2.11, and 4.0 before 4.0.1 that allows directory traversal if crafted filenames are directly passed to the Storage.save function.
What is the severity of CVE-2021-45452?
The severity of CVE-2021-45452 is medium with a CVSS score of 5.3.
How can I check if my Django version is affected by CVE-2021-45452?
You can check if your Django version is affected by CVE-2021-45452 by comparing the version number with the affected versions: 2.2 before 2.2.26, 3.2 before 3.2.11, and 4.0 before 4.0.1.
How do I fix CVE-2021-45452 in Django?
To fix CVE-2021-45452 in Django, you need to update to version 2.2.26, 3.2.11, or 4.0.1, depending on the version you are using.
Are there any references for CVE-2021-45452?
Yes, you can find references for CVE-2021-45452 at the following links: [Reference 1](https://www.djangoproject.com/weblog/2022/jan/04/security-releases/), [Reference 2](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2037170), [Reference 3](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2037171).
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