WordPress up to 5.0.0 Metanet Data Delete access control

CVSS Meta Temp Score
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CTI Interest Score
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5.8$0-$5k0.00

Summaryinfo

A vulnerability was found in WordPress up to 5.0.0 and classified as critical. The impacted element is an unknown function of the component Metanet Data Handler. The manipulation results in access control (Delete). This vulnerability is reported as CVE-2018-20147. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in WordPress up to 5.0.0 (Content Management System). Affected is an unknown code of the component Metanet Data Handler. The manipulation with an unknown input leads to a access control vulnerability (Delete). CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on integrity, and availability. CVE summarizes:

In WordPress versions before 5.0.1, authors could modify metadata to bypass intended restrictions on deleting files.

The bug was discovered 12/13/2018. The weakness was disclosed 12/14/2018 by Sam Thomas (Website). The advisory is shared for download at securityfocus.com. This vulnerability is traded as CVE-2018-20147 since 12/14/2018. It is possible to launch the attack remotely. A authentication is needed for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 119615 (WordPress < 4.9.9 / 5.x < 5.0.1 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 176626 (Debian Security Update for wordpress (DSA 4401-1)).

Upgrading to version 3.7.28, 3.8.28, 3.9.26, 4.0.25, 4.1.25, 4.2.22, 4.3.18, 4.4.17, 4.5.16, 4.6.13, 4.7.12, 4.8.8, 4.9.9 or 5.0.1 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (119615) and SecurityFocus (BID 106220†). The entries VDB-127993, VDB-127994, VDB-127995 and VDB-127996 are pretty similar. 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: 5.9
VulDB Meta Temp Score: 5.8

VulDB Base Score: 5.4
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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

Name: Delete
Class: Access control / Delete
CWE: CWE-284 / CWE-266
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: 119615
Nessus Name: WordPress < 4.9.9 / 5.x < 5.0.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: WordPress 3.7.28/3.8.28/3.9.26/4.0.25/4.1.25/4.2.22/4.3.18/4.4.17/4.5.16/4.6.13/4.7.12/4.8.8/4.9.9/5.0.1

Timelineinfo

12/13/2018 🔍
12/13/2018 +0 days 🔍
12/13/2018 +0 days 🔍
12/13/2018 +0 days 🔍
12/14/2018 +1 days 🔍
12/14/2018 +0 days 🔍
12/14/2018 +0 days 🔍
12/16/2018 +2 days 🔍
06/19/2023 +1646 days 🔍

Sourcesinfo

Product: wordpress.com

Advisory: DLA 1673-1⛔
Researcher: Sam Thomas
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-20147 (🔍)
GCVE (CVE): GCVE-0-2018-20147
GCVE (VulDB): GCVE-100-127992
SecurityFocus: 106220 - WordPress Prior to 5.0.1 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 12/16/2018 10:27
Updated: 06/19/2023 10:40
Changes: 12/16/2018 10:27 (78), 06/07/2020 15:04 (2), 06/19/2023 10:40 (4)
Complete: 🔍
Cache ID: 216::103

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