WordPress up to 4.7.4 XML-RPC API HTTP POST Request data processing

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in WordPress. Impacted is an unknown function of the component XML-RPC API. Such manipulation as part of HTTP POST Request leads to data processing. This vulnerability is referenced as CVE-2017-9062. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in WordPress (Content Management System) and classified as critical. Affected by this issue is an unknown functionality of the component XML-RPC API. The manipulation as part of a HTTP POST Request leads to a data processing vulnerability. Using CWE to declare the problem leads to CWE-19. Impacted is integrity. CVE summarizes:

In WordPress before 4.7.5, there is improper handling of post meta data values in the XML-RPC API.

The bug was discovered 05/16/2017. The weakness was published 05/18/2017 by Yorick Koster (Website). The advisory is shared for download at codex.wordpress.org. This vulnerability is handled as CVE-2017-9062 since 05/18/2017. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. 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, 4.3.11, 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†). Similar entries are available at VDB-101479, VDB-101481, VDB-101482 and VDB-101483. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.6
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.6
VulDB Temp Score: 8.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.6
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Data processing
CWE: CWE-19
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: 703870
OpenVAS Name: Debian Security Advisory DSA 3870-1 (wordpress - security update)
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 3.7.21/3.8.21/3.9.19/4.0.18/4.1.18/4.2.15/4.3.11/4.4.10/4.5.9/4.6.6/4.7.5
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: 3d95e3ae816f4d7c638f40d3e936a4be19724381
Researcher: Yorick Koster
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-9062 (🔍)
GCVE (CVE): GCVE-0-2017-9062
GCVE (VulDB): GCVE-100-101480

OVAL: 🔍

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

See also: 🔍

Entryinfo

Created: 05/19/2017 09:09
Updated: 12/06/2022 15:39
Changes: 05/19/2017 09:09 (80), 06/07/2020 21:48 (2), 12/25/2020 07:31 (3), 12/06/2022 15:39 (4)
Complete: 🔍
Cache ID: 216::103

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