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.
Advisories
Source ID Title
EUVD EUVD EUVD-2009-0004 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.
Github GHSA Github GHSA GHSA-p6m5-h7pp-v2x5 Django Regex Algorithmic Complexity Causes Denial of Service
Fixes

Solution

No solution given by the vendor.


Workaround

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History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-07T06:38:30.278Z

Reserved: 2009-10-13T00:00:00

Link: CVE-2009-3695

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2009-10-13T10:30:00.767

Modified: 2025-04-09T00:30:58.490

Link: CVE-2009-3695

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses