WordPress 4.5.2 URL redirect

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in WordPress 4.5.2. This affects an unknown part of the component URL Handler. Performing a manipulation results in redirect. This vulnerability is identified as CVE-2016-5832. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in WordPress 4.5.2 (Content Management System). This affects some unknown processing of the component URL Handler. The manipulation with an unknown input leads to a redirect vulnerability. CWE is classifying the issue as CWE-601. A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The customizer in WordPress before 4.5.3 allows remote attackers to bypass intended redirection restrictions via unspecified vectors.

The weakness was released 06/18/2016 as WordPress 4.5.3 Maintenance and Security Release as confirmed news (Website). The advisory is shared at wordpress.org. The public release was coordinated with the project team. This vulnerability is uniquely identified as CVE-2016-5832 since 06/23/2016. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1204.001 for this issue. The advisory points out:

WordPress versions 4.5.2 and earlier are affected by several security issues (...)

The vulnerability scanner Nessus provides a plugin with the ID 92247 (Fedora 22 : wordpress (2016-4573f8c9ba)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175805 (Debian Security Update for wordpress (DSA 3639-1)).

Upgrading to version 4.5.3 eliminates this vulnerability. The upgrade is hosted for download at wordpress.org. A possible mitigation has been published immediately after the disclosure of the vulnerability. The news contains the following remark:

In addition to the security issues above, WordPress 4.5.3 fixes 17 bugs from 4.5, 4.5.1 and 4.5.2.

The vulnerability is also documented in the databases at Tenable (92247), SecurityFocus (BID 91362†) and SecurityTracker (ID 1036163†). Entries connected to this vulnerability are available at VDB-87564, VDB-88099, VDB-88100 and VDB-88102. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Redirect
CWE: CWE-601
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 92247
Nessus Name: Fedora 22 : wordpress (2016-4573f8c9ba)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 100087
OpenVAS Name: Fedora Update for wordpress FEDORA-2016-7db496f6f2
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: WordPress 4.5.3

Timelineinfo

06/18/2016 🔍
06/18/2016 +0 days 🔍
06/18/2016 +0 days 🔍
06/23/2016 +5 days 🔍
06/23/2016 +0 days 🔍
06/24/2016 +1 days 🔍
06/29/2016 +5 days 🔍
07/15/2016 +16 days 🔍
05/08/2019 +1027 days 🔍

Sourcesinfo

Product: wordpress.com

Advisory: WordPress 4.5.3 Maintenance and Security Release
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2016-5832 (🔍)
GCVE (CVE): GCVE-0-2016-5832
GCVE (VulDB): GCVE-100-88101

OVAL: 🔍

SecurityFocus: 91362 - WordPress Customizer Security Bypass Vulnerability
SecurityTracker: 1036163

See also: 🔍

Entryinfo

Created: 06/24/2016 10:52
Updated: 05/08/2019 13:12
Changes: 06/24/2016 10:52 (76), 05/08/2019 13:12 (13)
Complete: 🔍
Cache ID: 216::103

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