CVE-2018-20153

WordPress Core < 5.0.1 - Authenticated Stored Cross-Site Scripting via Comments

Severity Score

6.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In WordPress before 4.9.9 and 5.x before 5.0.1, contributors could modify new comments made by users with greater privileges, possibly causing XSS.

En WordPress, en versiones anteriores a la 4.9.9 y versiones 5.x anteriores a la 5.0.1, los contribuyentes podrían modificar nuevos comentarios realizados por los usuarios con mayores privilegios, lo que podría provocar Cross-Site Scripting (XSS).

*Credits: Tim Coen

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2018-12-12 CVE Published
2018-12-14 CVE Reserved
2024-05-06 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (8)

URL	Tag	Source
http://www.securityfocus.com/bid/106220	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/02/msg00019.html	Mailing List
https://www.zdnet.com/article/wordpress-plugs-bug-that-led-to-google-indexing-some-user-passwords	Media Coverage

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://codex.wordpress.org/Version_4.9.9	2019-03-04
https://wordpress.org/news/2018/12/wordpress-5-0-1-security-release	2019-03-04
https://wordpress.org/support/wordpress-version/version-5-0-1	2019-03-04
https://wpvulndb.com/vulnerabilities/9172	2019-03-04
https://www.debian.org/security/2019/dsa-4401	2019-03-04

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Wordpress Search vendor "Wordpress"		Wordpress Search vendor "Wordpress" for product "Wordpress"				< 4.9.9 Search vendor "Wordpress" for product "Wordpress" and version " < 4.9.9"		-		Affected
Wordpress Search vendor "Wordpress"		Wordpress Search vendor "Wordpress" for product "Wordpress"				>= 5.0 < 5.0.1 Search vendor "Wordpress" for product "Wordpress" and version " >= 5.0 < 5.0.1"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected