5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
6.1 Medium
AI Score
Confidence
High
0.061 Low
EPSS
Percentile
93.6%
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.
bugs.debian.org/cgi-bin/bugreport.cgi?bug=550457
groups.google.com/group/django-users/browse_thread/thread/15df9e45118dfc51
www.debian.org/security/2009/dsa-1905
www.djangoproject.com/weblog/2009/oct/09/security
www.openwall.com/lists/oss-security/2009/10/13/6
exchange.xforce.ibmcloud.com/vulnerabilities/53727
github.com/advisories/GHSA-p6m5-h7pp-v2x5
github.com/django/django/commit/594a28a9044120bed58671dde8a805c9e0f6c79a
github.com/django/django/commit/e3e992e18b368fcd56aabafc1b5bf80a6e11b495
nvd.nist.gov/vuln/detail/CVE-2009-3695
web.archive.org/web/20200228171918/www.securityfocus.com/bid/36655