CVE-2021-44420
HIGH severity · CVSS 7.3
7.3CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactLow
Integrity impactLow
Availability impactLow
Exploit probability (EPSS)2%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://docs.djangoproject.com/en/3.2/releases/security/ ↗
Additional information
- NVD record
- https://docs.djangoproject.com/en/3.2/releases/security/Patch
- https://www.djangoproject.com/weblog/2021/dec/07/security-releases/Patch
- https://www.openwall.com/lists/oss-security/2021/12/07/1Patch
- https://groups.google.com/forum/#%21forum/django-announce
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/B4SQG2EAF4WCI2SLRL6XRDJ3RPK3ZRDV/
- https://security.netapp.com/advisory/ntap-20211229-0006/Advisory