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 a denial of service (CPU consumption) via a crafted (1) EmailField (email address) or (2) URLField (URL) that…
Does this matter?
Lower severity and a low EPSS score (3.72%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 3.72% probability · 89th percentile
- CISA KEV
- Not listed
- Affected
- djangoproject/django
- Source
- cve@mitre.org
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=550457
- http://groups.google.com/group/django-users/browse_thread/thread/15df9e45118dfc51/
- http://secunia.com/advisories/36948Vendor Advisory
- http://secunia.com/advisories/36968Vendor Advisory
- http://www.debian.org/security/2009/dsa-1905
- http://www.djangoproject.com/weblog/2009/oct/09/security/Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2009/10/13/6
- http://www.securityfocus.com/bid/36655Patch
- http://www.vupen.com/english/advisories/2009/2871Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/53727
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=550457
- http://groups.google.com/group/django-users/browse_thread/thread/15df9e45118dfc51/
- http://secunia.com/advisories/36948Vendor Advisory
- http://secunia.com/advisories/36968Vendor Advisory
- http://www.debian.org/security/2009/dsa-1905
- http://www.djangoproject.com/weblog/2009/oct/09/security/Patch, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2009/10/13/6
- http://www.securityfocus.com/bid/36655Patch
- http://www.vupen.com/english/advisories/2009/2871Patch, Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/53727
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.