high
7.5
CWE
290
Advisory Published
CVE Published
Updated

CVE-2021-44420

First published: Wed Dec 01 2021(Updated: )

In Django 2.2 before 2.2.25, 3.1 before 3.1.14, and 3.2 before 3.2.10, HTTP requests for URLs with trailing newlines could bypass upstream access control based on URL paths.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/django<3.2.10
3.2.10
redhat/django<3.1.14
3.1.14
redhat/django<2.2.25
2.2.25
redhat/python-django<0:3.2.13-1.el8
0:3.2.13-1.el8
redhat/python-django<0:3.2.16-1.0.1.el8
0:3.2.16-1.0.1.el8
Djangoproject Django>=2.2<2.2.25
Djangoproject Django>=3.1<3.1.14
Djangoproject Django>=3.2<3.2.10
Redhat Satellite=6.0
Debian Debian Linux=10.0
Debian Debian Linux=11.0
Canonical Ubuntu Linux=20.04
Canonical Ubuntu Linux=21.04
Canonical Ubuntu Linux=21.10
Fedoraproject Fedora=35

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2021-44420?

    The severity of CVE-2021-44420 is medium, with a severity value of 5.3.

  • How can HTTP requests with trailing newlines bypass access control in Django versions affected by CVE-2021-44420?

    HTTP requests with trailing newlines can bypass access control in Django versions affected by CVE-2021-44420 by exploiting a vulnerability in how URLs with trailing newlines are handled.

  • Which versions of Django are affected by CVE-2021-44420?

    Django versions 2.2 before 2.2.25, 3.1 before 3.1.14, and 3.2 before 3.2.10 are affected by CVE-2021-44420.

  • How do I fix CVE-2021-44420 in Django?

    To fix CVE-2021-44420 in Django, you should update to version 2.2.25, 3.1.14, or 3.2.10, depending on the version you are currently using.

  • Where can I find more information about CVE-2021-44420?

    You can find more information about CVE-2021-44420 on the CVE website, the NIST NVD website, the Django security releases blog post, the Red Hat Bugzilla page, and the Red Hat access portal.

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