GitHub Advisoryadvisory · PyPI
GHSA-p6m5-h7pp-v2x5 Django Regex Algorithmic Complexity Causes Denial of Service
HIGH
Official page ↗
- Aliases
- CVE-2009-3695
- Ecosystem
- PyPI
- Packages
- Django
- Severity
- High
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-1333, CWE-400
- Reviewed
- 2024-02-08
Affected packages
• PyPI Django: >= 1.0, < 1.0.4 → fixed in 1.0.4
• PyPI Django: >= 1.1, < 1.1.1 → fixed in 1.1.1
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.
Related
Alias · CVE (1)
- CVE-2009-3695 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… vulnerability
References
- https://nvd.nist.gov/vuln/detail/CVE-2009-3695 advisory
- https://github.com/django/django/commit/594a28a9044120bed58671dde8a805c9e0f6c79a web
- https://github.com/django/django/commit/e3e992e18b368fcd56aabafc1b5bf80a6e11b495 web
- https://exchange.xforce.ibmcloud.com/vulnerabilities/53727 web
- https://github.com/django/django package
- https://github.com/pypa/advisory-database/tree/main/vulns/django/PYSEC-2009-4.yaml web
- https://web.archive.org/web/20091013093057/http://secunia.com/advisories/36968 web
- https://web.archive.org/web/20091017070244/http://secunia.com/advisories/36948 web
- https://web.archive.org/web/20200228171918/http://www.securityfocus.com/bid/36655 web
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=550457 web
- http://groups.google.com/group/django-users/browse_thread/thread/15df9e45118dfc51 web
- http://www.debian.org/security/2009/dsa-1905 web
- http://www.djangoproject.com/weblog/2009/oct/09/security web
- http://www.openwall.com/lists/oss-security/2009/10/13/6 web