CVE-2023-46695

NameCVE-2023-46695
DescriptionAn 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
python-django (PTS)jessie, jessie (lts)1.7.11-1+deb8u17fixed
stretch (security)1:1.10.7-2+deb9u17fixed
stretch (lts), stretch1:1.10.7-2+deb9u23fixed
buster, buster (lts)1:1.11.29-1+deb10u12fixed
buster (security)1:1.11.29-1+deb10u11fixed
bullseye (security), bullseye2:2.2.28-1~deb11u2fixed
bookworm (security), bookworm3:3.2.19-1+deb12u1fixed
trixie3:4.2.16-1fixed
sid3:4.2.17-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
python-djangosource(unstable)(not affected)

Notes

- python-django <not-affected> (Only an issue on windows)
https://www.djangoproject.com/weblog/2023/nov/01/security-releases/

Search for package or bug name: Reporting problems