Bug 2136130 (CVE-2022-41323)

Summary:	CVE-2022-41323 python-django: Potential denial-of-service vulnerability in internationalized URLs
Product:	[Other] Security Response	Reporter:	ybuenos
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	adudiak, aoconnor, apevec, bbuckingham, bcoca, bcourt, bkearney, bniver, btotty, davidn, eglynn, ehelms, epacific, flucifre, gmeno, jcammara, jhardy, jjoyce, jneedle, jobarker, jsherril, lhh, lzap, mabashia, mbenjamin, mburns, mgarciac, mhackett, mhulan, mmccune, myarboro, nmoumoul, orabin, osapryki, pcreech, rchan, rhos-maint, simaishi, smcdonal, sostapov, spower, stcannon, tfister, vereddy, yguenane, zsadeh
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A denial of service flaw was discovered in Django. This issue occurs when incorrectly handling certain internationalized URLs. A malicious attacker could use this issue to cause a crash, resulting in a denial of service.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2023-02-14 22:42:11 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2136879, 2136134, 2136135, 2136136, 2136137, 2136138, 2136139, 2138114
Bug Blocks:	2132135

Description ybuenos 2022-10-19 12:08:20 UTC

In Django 3.2 before 3.2.16, 4.0 before 4.0.8, and 4.1 before 4.1.2, internationalized URLs were subject to a potential denial of service attack via the locale parameter, which is treated as a regular expression.

https://docs.djangoproject.com/en/4.0/releases/security/
https://github.com/django/django/commit/5b6b257fa7ec37ff27965358800c67e2dd11c924
https://www.djangoproject.com/weblog/2022/oct/04/security-releases/
https://groups.google.com/forum/#!forum/django-announce

Comment 1 ybuenos 2022-10-19 12:15:52 UTC

Created python-django tracking bugs for this issue:

Affects: fedora-35 [bug 2136135]
Affects: fedora-36 [bug 2136136]


Created python-django3 tracking bugs for this issue:

Affects: epel-8 [bug 2136134]
Affects: fedora-36 [bug 2136137]

Comment 18 errata-xmlrpc 2023-02-13 12:00:33 UTC

This issue has been addressed in the following products:

  RHUI 4 for RHEL 8

Via RHSA-2023:0742 https://access.redhat.com/errata/RHSA-2023:0742

Comment 19 Product Security DevOps Team 2023-02-14 22:42:08 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-41323

Comment 20 errata-xmlrpc 2023-05-03 13:19:57 UTC

This issue has been addressed in the following products:

  Red Hat Satellite 6.13 for RHEL 8

Via RHSA-2023:2097 https://access.redhat.com/errata/RHSA-2023:2097