CVE-2021-24943

Registrations for the Events Calendar < 2.7.6 - Unauthenticated SQL Injection

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The Registrations for the Events Calendar WordPress plugin before 2.7.6 does not sanitise and escape the event_id in the rtec_send_unregister_link AJAX action (available to both unauthenticated and authenticated users) before using it in a SQL statement, leading to an unauthenticated SQL injection.

El plugin Registrations for the Events Calendar de WordPress versiones anteriores a 2.7.6, no sanea ni escapa del parámetro event_id en la acción AJAX rtec_send_unregister_link (disponible tanto para usuarios no autenticados como autenticados) antes de usarlo en una sentencia SQL, conllevando a una inyección SQL no autenticada

*Credits: Krzysztof Zając

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-14 CVE Reserved
2021-11-08 CVE Published
2024-08-03 CVE Updated
2024-08-03 First Exploit
2024-11-24 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://wpscan.com/vulnerability/ba50c590-42ee-4523-8aa0-87ac644b77ed	2024-08-03

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
Roundupwp Search vendor "Roundupwp"		Registrations For The Events Calendar Search vendor "Roundupwp" for product "Registrations For The Events Calendar"				< 2.7.6 Search vendor "Roundupwp" for product "Registrations For The Events Calendar" and version " < 2.7.6"		wordpress		Affected