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CVE-2021-3281

Good to know:

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Date: February 2, 2021

In Django 2.2 before 2.2.18, 3.0 before 3.0.12, and 3.1 before 3.1.6, the django.utils.archive.extract method (used by "startapp --template" and "startproject --template") allows directory traversal via an archive with absolute paths or relative paths with dot segments.

Language: Python

Severity Score

Related Resources (22)

https://nvd.nist.gov/vuln/detail/CVE-2021-3281
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YF52FKEH5S2P5CM4X7IXSYG67YY2CDOO/
https://www.djangoproject.com/weblog/2021/feb/01/security-releases
https://github.com/django/django/commit/02e6592835b4559909aa3aaaf67988fef435f624
https://github.com/django/django/commit/52e409ed17287e9aabda847b6afe58be2fa9f86a
https://docs.djangoproject.com/en/3.1/releases/3.0.12
https://security-tracker.debian.org/tracker/CVE-2021-3281
https://github.com/django/django/commit/05413afa8c18cdb978fcdf470e09f7a12b234a23
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YF52FKEH5S2P5CM4X7IXSYG67YY2CDOO/
https://github.com/advisories/GHSA-fvgf-6h6h-3322
https://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2021-9.yaml
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YF52FKEH5S2P5CM4X7IXSYG67YY2CDOO
https://github.com/django/django/commit/21e7622dec1f8612c85c2fc37fe8efbfd3311e37
https://github.com/django/django
https://www.djangoproject.com/weblog/2021/feb/01/security-releases/
https://docs.djangoproject.com/en/3.1/releases/security/
https://docs.djangoproject.com/en/3.1/releases/security
https://groups.google.com/forum/#!forum/django-announce
https://security.netapp.com/advisory/ntap-20210226-0004/
https://groups.google.com/forum/#%21forum/django-announce
https://security.netapp.com/advisory/ntap-20210226-0004
https://www.mend.io/vulnerability-database/CVE-2021-3281

Severity Score

Weakness Type (CWE)

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CWE-22

Top Fix

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Upgrade to version django - 2.2.18;django - 3.1.6;django - 3.0.12

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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