WordPress up to 5.0.0 User-Activation Page Email information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in WordPress up to 5.0.0. Affected by this vulnerability is an unknown functionality of the component User-Activation Page. Executing a manipulation can lead to information disclosure (Email). This vulnerability is handled as CVE-2018-20151. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in WordPress up to 5.0.0 (Content Management System). It has been declared as problematic. This vulnerability affects an unknown functionality of the component User-Activation Page. The manipulation with an unknown input leads to a information disclosure vulnerability (Email). The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

In WordPress versions before 5.0.1, the user-activation page could be read by a search engine's web crawler if an unusual configuration were chosen. The search engine could then index and display a user's e-mail address and (rarely) the password that was generated by default.

The bug was discovered 12/13/2018. The weakness was released 12/14/2018 by Sam Thomas (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2018-20151 since 12/14/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

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†). Entries connected to this vulnerability are available at VDB-127992, VDB-127993, VDB-127994 and VDB-127995. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
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: Email
Class: Information disclosure / Email
CWE: CWE-200 / 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-2018-20151 (🔍)
GCVE (CVE): GCVE-0-2018-20151
GCVE (VulDB): GCVE-100-127996
SecurityFocus: 106220 - WordPress Prior to 5.0.1 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 12/16/2018 10:39
Updated: 06/19/2023 11:17
Changes: 12/16/2018 10:39 (78), 06/07/2020 14:35 (2), 06/19/2023 11:17 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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