CVE-2021-28658
MEDIUM severity · CVSS 5.3 · Path traversal
5.3CVSS MEDIUM
Summary
In Django 2.2 before 2.2.20, 3.0 before 3.0.14, and 3.1 before 3.1.8, MultiPartParser allowed directory traversal via uploaded files with suitably crafted file names. Built-in upload handlers were not affected by this vulnerability.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactLow
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)4%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://docs.djangoproject.com/en/3.1/releases/security/Advisory
- https://www.djangoproject.com/weblog/2021/apr/06/security-releases/Advisory
- https://groups.google.com/g/django-announce/c/ePr5j-ngdPUAdvisory
- https://lists.debian.org/debian-lts-announce/2021/04/msg00008.htmlAdvisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZVKYPHR3TKR2ESWXBPOJEKRO2OSJRZUE/
- https://security.netapp.com/advisory/ntap-20210528-0001/Advisory