CVE-2021-44420

Publication date 7 December 2021

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

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.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
python-django	22.04 LTS jammy	Fixed 2:3.2.11-1
	21.10 impish	Fixed 2:2.2.24-1ubuntu1.1
	21.04 hirsute	Fixed 2:2.2.20-1ubuntu0.3
	20.04 LTS focal	Fixed 2:2.2.12-1ubuntu0.8
	18.04 LTS bionic	Not affected
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not affected

Notes

mdeslaur

code in bionic is different, doesn't look affected

Severity score breakdown

Parameter	Value
Base score	7.3 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity impact	Low
Availability impact	Low
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

References

Related Ubuntu Security Notices (USN)

USN-5178-1
Django vulnerability
7 December 2021