| Name | CVE-2009-3695 |
| Description | Algorithmic complexity vulnerability in the forms library in Django 1.0 before 1.0.4 and 1.1 before 1.1.1 allows remote attackers to cause a denial of service (CPU consumption) via a crafted (1) EmailField (email address) or (2) URLField (URL) that triggers a large amount of backtracking in a regular expression. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-1905-1 |
| Debian Bugs | 550457 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| python-django (PTS) | bullseye (security), bullseye | 2:2.2.28-1~deb11u2 | fixed |
| bookworm, bookworm (security) | 3:3.2.19-1+deb12u1 | fixed |
| trixie | 3:4.2.16-1 | fixed |
| sid | 3:4.2.17-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[etch] - python-django <not-affected> (introduced in 1.0)