CVE-2020-24313

Ultimate Appointment Booking & Scheduling < 1.1.10 - Reflected Cross-Site Scripting

Severity Score

6.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Etoile Web Design Ultimate Appointment Booking & Scheduling WordPress Plugin v1.1.9 and lower does not sanitize the value of the "Appointment_ID" GET parameter before echoing it back out inside an input tag. This results in a reflected XSS vulnerability that attackers can exploit with a specially crafted URL.

Etoile Web Design Ultimate Appointment Booking & Scheduling WordPress Plugin versiones v1.1.9 y anteriores, no sanea el valor del parámetro GET "Appointment_ID" antes de repetirlo dentro de una etiqueta de entrada. Esto resulta en una vulnerabilidad de tipo XSS reflejada que atacantes pueden explotar con una URL especialmente diseñada

*Credits: zerodetail (ZeroAptitude.com),ratherbland (ZeroAptitude.com)

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-08-10 CVE Published
2020-08-13 CVE Reserved
2024-08-04 CVE Updated
2024-08-04 First Exploit
2024-12-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

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

CAPEC

References (2)

URL	Tag	Source
https://wordpress.org/plugins/ultimate-appointment-scheduling	Product

URL	Date	SRC
https://zeroaptitude.com/zerodetail/wordpress-plugin-bug-hunting-part-1	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
Etoilewebdesign Search vendor "Etoilewebdesign"		Ultimate Appointment Booking \& Scheduling Search vendor "Etoilewebdesign" for product "Ultimate Appointment Booking \& Scheduling"				<= 1.1.9 Search vendor "Etoilewebdesign" for product "Ultimate Appointment Booking \& Scheduling" and version " <= 1.1.9"		wordpress		Affected