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CVE-2021-31542

Good to know:

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Date: May 4, 2021

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.

Language: Python

Severity Score

Related Resources (24)

https://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2021-7.yaml
https://github.com/django/django/commit/04ac1624bdc2fa737188401757cf95ced122d26d
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE
http://www.openwall.com/lists/oss-security/2021/05/04/3
https://security.netapp.com/advisory/ntap-20210618-0001/
https://github.com/django/django/commit/c98f446c188596d4ba6de71d1b77b4a6c5c2a007
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE/
https://github.com/django/django/commit/25d84d64122c15050a0ee739e859f22ddab5ac48
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV
https://github.com/django/django
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE
https://docs.djangoproject.com/en/3.2/releases/security/
https://nvd.nist.gov/vuln/detail/CVE-2021-31542
https://www.djangoproject.com/weblog/2021/may/04/security-releases/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV/
https://groups.google.com/forum/#!forum/django-announce
https://docs.djangoproject.com/en/3.2/releases/security
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV
https://github.com/advisories/GHSA-rxjp-mfm9-w4wr
https://www.djangoproject.com/weblog/2021/may/04/security-releases
https://groups.google.com/forum/#%21forum/django-announce
https://security.netapp.com/advisory/ntap-20210618-0001
https://lists.debian.org/debian-lts-announce/2021/05/msg00005.html
https://www.mend.io/vulnerability-database/CVE-2021-31542

Severity Score

Weakness Type (CWE)

Path Traversal

CWE-22

Unrestricted Upload of File with Dangerous Type

CWE-434

Top Fix

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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): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

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

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