WordPress up to 5.0.0 on Apache httpd MIME Restriction cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

Summaryinfo

A vulnerability was found in WordPress up to 5.0.0 on Apache httpd. It has been declared as problematic. This impacts an unknown function of the component MIME Restriction Handler. Such manipulation leads to cross site scripting. This vulnerability is traded as CVE-2018-20149. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in WordPress up to 5.0.0 on Apache httpd (Content Management System) and classified as problematic. Affected by this issue is some unknown processing of the component MIME Restriction Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

In WordPress versions before 5.0.1, when the Apache HTTP Server is used, authors could upload crafted files that bypass intended MIME type restrictions, leading to XSS.

The bug was discovered 12/13/2018. The weakness was shared 12/14/2018 by Sam Thomas (Website). The advisory is available at securityfocus.com. This vulnerability is handled as CVE-2018-20149 since 12/14/2018. The attack may be launched remotely. Required for exploitation is a simple authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

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. The upgrade is hosted for download at github.com. 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†). wpvulndb.com is providing further details. The entries VDB-127992, VDB-127993, VDB-127995 and VDB-127996 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.7

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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: 🔍
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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
Patch: github.com

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: 246a70bdbfac3bd45ff71c7941deef1bb206b19a⛔
Researcher: Sam Thomas
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-20149 (🔍)
GCVE (CVE): GCVE-0-2018-20149
GCVE (VulDB): GCVE-100-127994
SecurityFocus: 106220 - WordPress Prior to 5.0.1 Multiple Security Vulnerabilities

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 12/16/2018 10:38
Updated: 06/19/2023 10:58
Changes: 12/16/2018 10:38 (80), 06/07/2020 14:51 (2), 06/19/2023 10:52 (5), 06/19/2023 10:58 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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