high
7.5
CWE
22 434
Advisory Published
CVE Published
CVE Published
Advisory Published
Updated

CVE-2021-31542: Path Traversal

First published: Tue Apr 27 2021(Updated: )

In Django 2.2 before 2.2.21, 3.1 before 3.1.9, and 3.2 before 3.2.1, MultiPartParser, UploadedFile, and FieldFile allowed directory traversal via uploaded files with suitably crafted file names.

Credit: cve@mitre.org cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/python-django20<0:2.0.13-16.el8
0:2.0.13-16.el8
redhat/python3-django<0:2.2.24-1.el7
0:2.2.24-1.el7
Djangoproject Django>=2.2<2.2.21
Djangoproject Django>=3.1<3.1.9
Djangoproject Django>=3.2<3.2.1
Debian Debian Linux=9.0
Fedoraproject Fedora=34
Fedoraproject Fedora=35
redhat/Django<3.2.1
3.2.1
redhat/Django<3.1.9
3.1.9
redhat/Django<2.2.21
2.2.21
pip/Django>=3.2<3.2.1
3.2.1
pip/Django>=3.0<3.1.9
3.1.9
pip/Django>=2.2<2.2.21
2.2.21

Remedy

http://www.openwall.com/lists/oss-security/2021/05/04/3

Remedy

https://docs.djangoproject.com/en/3.2/releases/security/

Remedy

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is CVE-2021-31542?

    CVE-2021-31542 is a vulnerability found in Django 2.2 before 2.2.21, 3.1 before 3.1.9, and 3.2 before 3.2.1 that allows directory-traversal via uploaded files, potentially compromising data confidentiality.

  • How severe is CVE-2021-31542?

    CVE-2021-31542 has a severity value of 7.5, which is considered high.

  • How can I fix CVE-2021-31542 in Django?

    To fix CVE-2021-31542, make sure you upgrade Django to version 2.2.21, 3.1.9, or 3.2.1 depending on which version you are using.

  • Where can I find more information about CVE-2021-31542?

    You can find more information about CVE-2021-31542 at the following references: [CVE Record](https://www.cve.org/CVERecord?id=CVE-2021-31542), [NVD](https://nvd.nist.gov/vuln/detail/CVE-2021-31542), [Django Security Releases](https://www.djangoproject.com/weblog/2021/may/04/security-releases/), [Red Hat Bugzilla](https://bugzilla.redhat.com/show_bug.cgi?id=1954294), [Red Hat Advisory](https://access.redhat.com/errata/RHSA-2021:5070).

  • What is the Common Weakness Enumeration (CWE) associated with CVE-2021-31542?

    The Common Weakness Enumeration (CWE) associated with CVE-2021-31542 are CWE-22 and CWE-434.

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