CVE-2021-39333

Hashthemes Demo Importer <= 1.1.1 Improper Access Control Allowing Content Deletion

Severity Score

8.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The Hashthemes Demo Importer Plugin <= 1.1.1 for WordPress contained several AJAX functions which relied on a nonce which was visible to all logged-in users for access control, allowing them to execute a function that truncated nearly all database tables and removed the contents of wp-content/uploads.

El plugin Hashthemes Demo Importer para WordPress versiones anteriores a 1.1.1 incluyéndola, contenía varias funciones AJAX que dependían de un nonce que era visible para todos los usuarios conectados para el control de acceso, permitiéndoles ejecutar una función que truncaba casi todas las tablas de la base de datos y eliminaba el contenido de wp-content/uploads

The Hashthemes Demo Importer Plugin for WordPress contained several AJAX functions which relied on a nonce which was visible to all logged-in users for access control in versions up to, and including 1.1.1. This made it possible for authenticated attackers with minimal permissions, such as a subscriber, to execute a function that dropped nearly all a sites database tables and removed the contents of wp-content/uploads.

*Credits: Ramuel Gall, Wordfence

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-08-20 CVE Reserved
2021-10-26 CVE Published
2024-08-04 CVE Updated
2024-08-04 First Exploit
2024-12-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-284: Improper Access Control
CWE-862: Missing Authorization

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://www.wordfence.com/blog/2021/10/site-deletion-vulnerability-in-hashthemes-plugin	2024-08-04

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Hashthemes Search vendor "Hashthemes"		Hashthemes Demo Importer Search vendor "Hashthemes" for product "Hashthemes Demo Importer"				<= 1.1.1 Search vendor "Hashthemes" for product "Hashthemes Demo Importer" and version " <= 1.1.1"		wordpress		Affected