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CVE-2011-4137 Details

Description

The verify_exists functionality in the URLField implementation in Django before 1.2.7 and 1.3.x before 1.3.1 relies on Python libraries that attempt access to an arbitrary URL with no timeout, which allows remote attackers to cause a denial of service (resource consumption) via a URL associated with (1) a slow response, (2) a completed TCP connection with no application data sent, or (3) a large amount of application data, a related issue to CVE-2011-1521.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://openwall.com/lists/oss-security/2011/09/11/1	CVE	Patch
http://openwall.com/lists/oss-security/2011/09/13/2	CVE	Patch
http://openwall.com/lists/oss-security/2011/09/15/5	CVE
https://bugzilla.redhat.com/show_bug.cgi?id=737366	CVE	Patch
http://secunia.com/advisories/46614	CVE
https://hermes.opensuse.org/messages/14700881	CVE
https://www.djangoproject.com/weblog/2011/sep/09/	CVE	PatchVendor Advisory
https://www.djangoproject.com/weblog/2011/sep/10/127/	CVE	Patch
http://www.debian.org/security/2011/dsa-2332	CVE
http://openwall.com/lists/oss-security/2011/09/11/1	[email protected]	Patch
http://openwall.com/lists/oss-security/2011/09/13/2	[email protected]	Patch
http://openwall.com/lists/oss-security/2011/09/15/5	[email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=737366	[email protected]	Patch
http://secunia.com/advisories/46614	[email protected]
https://hermes.opensuse.org/messages/14700881	[email protected]
https://www.djangoproject.com/weblog/2011/sep/09/	[email protected]	PatchVendor Advisory
https://www.djangoproject.com/weblog/2011/sep/10/127/	[email protected]	Patch
http://www.debian.org/security/2011/dsa-2332	[email protected]

see all 18 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-399	Resource Management Errors	[email protected]

Affected Products

Product	Versions
djangoproject django	<= 1.2.6 0.91 0.95 0.95.1 0.96
CPE cpe:2.3:a:djangoproject:django:::::::: cpe:2.3:a:djangoproject:django:0.91:::::::* cpe:2.3:a:djangoproject:django:0.95:::::::* cpe:2.3:a:djangoproject:django:0.95.1:::::::* cpe:2.3:a:djangoproject:django:0.96:::::::* cpe:2.3:a:djangoproject:django:1.0:::::::* cpe:2.3:a:djangoproject:django:1.0.1:::::::* cpe:2.3:a:djangoproject:django:1.0.2:::::::* cpe:2.3:a:djangoproject:django:1.1:::::::* cpe:2.3:a:djangoproject:django:1.1.0:::::::* cpe:2.3:a:djangoproject:django:1.1.2:::::::* cpe:2.3:a:djangoproject:django:1.1.3:::::::* cpe:2.3:a:djangoproject:django:1.2:::::::* cpe:2.3:a:djangoproject:django:1.2.1:::::::* cpe:2.3:a:djangoproject:django:1.2.1:2:::::: cpe:2.3:a:djangoproject:django:1.2.2:::::::* cpe:2.3:a:djangoproject:django:1.2.3:::::::* cpe:2.3:a:djangoproject:django:1.2.4:::::::* cpe:2.3:a:djangoproject:django:1.2.5:::::::* cpe:2.3:a:djangoproject:django:1.3:::::::* cpe:2.3:a:djangoproject:django:1.3:alpha1:::::: cpe:2.3:a:djangoproject:django:1.3:alpha2:::::: Remediation No remediation found in references.

Product

Versions

djangoproject django

<= 1.2.6

0.91

0.95

0.95.1

0.96

CPE

cpe:2.3:a:djangoproject:django:*:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:0.91:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:0.95:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:0.95.1:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:0.96:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.0:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.1:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.1.0:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.1.3:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.2:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.2.1:2:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.2.2:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.2.3:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.2.4:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.2.5:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.3:*:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.3:alpha1:*:*:*:*:*:*
cpe:2.3:a:djangoproject:django:1.3:alpha2:*:*:*:*:*:*

Remediation

No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 29, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Jan 18, 2018	CVE Modified	[email protected]
Oct 19, 2011	Initial Analysis	[email protected]