GHSA-qmf9-6jqf-j8fqHighCVSS 7.5
Django potential denial of service vulnerability in UsernameField on Windows
🔗 CVE IDs covered (1)
📋 Description
An issue was discovered in Django 3.2 before 3.2.23, 4.1 before 4.1.13, and 4.2 before 4.2.7. The NFKC normalization is slow on Windows. As a consequence, django.contrib.auth.forms.UsernameField is subject to a potential DoS (denial of service) attack via certain inputs with a very large number of Unicode characters.
🎯 Affected products3
- pip/Django:>= 3.2a1, < 3.2.23
- pip/Django:>= 4.1a1, < 4.1.13
- pip/Django:>= 4.2a1, < 4.2.7
🔗 References (11)
- https://nvd.nist.gov/vuln/detail/CVE-2023-46695
- https://groups.google.com/forum/#!forum/django-announce
- https://github.com/django/django/commit/048a9ebb6ea468426cb4e57c71572cbbd975517f
- https://github.com/django/django/commit/4965bfdde2e5a5c883685019e57d123a3368a75e
- https://github.com/django/django/commit/f9a7fb8466a7ba4857eaf930099b5258f3eafb2b
- https://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2023-222.yaml
- https://groups.google.com/forum/#%21forum/django-announce
- https://docs.djangoproject.com/en/4.2/releases/security
- https://security.netapp.com/advisory/ntap-20231214-0001
- https://www.djangoproject.com/weblog/2023/nov/01/security-releases
- https://github.com/advisories/GHSA-qmf9-6jqf-j8fq