Django 1.8.1/1.8.2/1.8.6/1.9 django.utils.http.is_safe_url cross site scripting

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A vulnerability, which was classified as critical, has been found in Django 1.8.1/1.8.2/1.8.6/1.9 (Content Management System). Affected by this issue is the function django.utils.http.is_safe_url. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. Impacted is confidentiality, and integrity. An attacker might be able to inject arbitrary html and script code into the web site. This would alter the appearance and would make it possible to initiate further attacks against site visitors.

The weakness was released 03/01/2016 (Website). The advisory is available at djangoproject.com. This vulnerability is handled as CVE-2016-2512 since 02/19/2016. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 89079 (Ubuntu 12.04 LTS / 14.04 LTS / 15.10 : python-django vulnerabilities (USN-2915-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context local. The commercial vulnerability scanner Qualys is able to test this issue with plugin 296002 (Solaris 11.3 Support Repository Update (SRU) 9.4.0 Missing).

Upgrading to version 1.8.10 or 1.9.3 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 83879), X-Force (111179), Vulnerability Center (SBV-58063) and Tenable (89079). Entries connected to this vulnerability are available at 74783, 78889, 80607 and 80673.

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VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.4
VulDB Temp Score: 6.4
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NVD Base Score: 7.4
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Exploitinginfoedit

Class: Cross site scripting
CWE: CWE-79
ATT&CK: T1059.007

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 89079
Nessus Name: Ubuntu 12.04 LTS / 14.04 LTS / 15.10 : python-django vulnerabilities (USN-2915-1)
Nessus File: 🔍
Nessus Risk: 🔍
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OpenVAS ID: 867773
OpenVAS Name: Fedora Update for python-django FEDORA-2016-11183
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

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0-Day Time: 🔍
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Upgrade: Django 1.8.10/1.9.3

Timelineinfoedit

02/19/2016 🔍
03/01/2016 +11 days 🔍
03/01/2016 +0 days 🔍
03/01/2016 +0 days 🔍
03/01/2016 +0 days 🔍
03/02/2016 +1 days 🔍
03/03/2016 +1 days 🔍
04/08/2016 +35 days 🔍
04/12/2016 +4 days 🔍
08/13/2018 +853 days 🔍
02/04/2019 +175 days 🔍

Sourcesinfoedit

Advisory: djangoproject.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-2512 (🔍)
OVAL: 🔍

SecurityFocus: 83879 - Django CVE-2016-2512 Cross Site Scripting Vulnerability
X-Force: 111179 - Django django.utils.http.is_safe_url() function cross-site scripting
Vulnerability Center: 58063 - Django before 1.8.10 and 1.9 before 1.9.3 Remote XSS via a URL Containing Basic Authentication, Medium

See also: 🔍

Entryinfoedit

Created: 03/03/2016 10:51 AM
Updated: 02/04/2019 11:31 AM
Changes: (12) vulnerability_cvss3_vuldb_av vulnerability_cvss3_vuldb_ac vulnerability_cvss3_vuldb_pr vulnerability_cvss3_vuldb_ui vulnerability_cvss3_vuldb_s vulnerability_cvss3_vuldb_c vulnerability_cvss3_vuldb_i vulnerability_cvss3_vuldb_a advisory_confirm_url countermeasure_date source_securityfocus_date source_securityfocus_class
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