WordPress up to 4.7.4 HTTP Class server-side request forgery

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in WordPress. This impacts an unknown function of the component HTTP Class. The manipulation results in server-side request forgery. This vulnerability is cataloged as CVE-2017-9066. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in WordPress (Content Management System). Affected is an unknown code block of the component HTTP Class. The manipulation with an unknown input leads to a server-side request forgery vulnerability. CWE is classifying the issue as CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In WordPress before 4.7.5, there is insufficient redirect validation in the HTTP class.

The bug was discovered 05/16/2017. The weakness was shared 05/18/2017 by Yorick Koster (Website). The advisory is shared for download at codex.wordpress.org. This vulnerability is traded as CVE-2017-9066 since 05/18/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 100298 (WordPress < 4.7.5 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11813 (WordPress Prior to 4.7.5 Multiple Security Vulnerabilities).

Upgrading to version 3.7.21, 3.8.21, 3.9.19, 4.0.18, 4.1.18, 4.2.15, 4.2.15, 4.3.11, 4.4.10, 4.5.9, 4.6.6 or 4.7.5 eliminates this vulnerability. The upgrade is hosted for download at github.com. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (100298) and SecurityFocus (BID 98509†). The entries VDB-101479, VDB-101480, VDB-101481 and VDB-101482 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.6
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: Server-side request forgery
CWE: CWE-918
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: 100298
Nessus Name: WordPress < 4.7.5 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 803448
OpenVAS Name: WordPress Prior to 4.7.5 Multiple Security Vulnerabilities (Win)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: WordPress 3.7.21/3.8.21/3.9.19/4.0.18/4.1.18/4.2.15/4.2.15/4.3.11/4.4.10/4.5.9/4.6.6/4.7.5
Patch: github.com

Timelineinfo

05/16/2017 🔍
05/16/2017 +0 days 🔍
05/16/2017 +0 days 🔍
05/18/2017 +2 days 🔍
05/18/2017 +0 days 🔍
05/18/2017 +0 days 🔍
05/19/2017 +1 days 🔍
05/19/2017 +0 days 🔍
12/06/2022 +2027 days 🔍

Sourcesinfo

Product: wordpress.com

Advisory: 76d77e927bb4d0f87c7262a50e28d84e01fd2b11
Researcher: Yorick Koster
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-9066 (🔍)
GCVE (CVE): GCVE-0-2017-9066
GCVE (VulDB): GCVE-100-101484

OVAL: 🔍

SecurityFocus: 98509 - WordPress Prior to 4.7.5 Multiple Security Vulnerabilities
SecurityTracker: 1038520

See also: 🔍

Entryinfo

Created: 05/19/2017 09:10
Updated: 12/06/2022 16:02
Changes: 05/19/2017 09:10 (80), 06/07/2020 21:25 (2), 12/25/2020 07:52 (2), 12/06/2022 16:02 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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