CVE-2021-42662

Online Event Booking And Reservation System 1.0 Cross Site Scripting

Severity Score

5.4

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A Stored Cross Site Scripting (XSS) vulnerability exists in Sourcecodester Online Event Booking and Reservation System in PHP/MySQL via the Holiday reason parameter. An attacker can leverage this vulnerability in order to run javascript commands on the web server surfers behalf, which can lead to cookie stealing and more.

Se presenta una vulnerabilidad de tipo Cross Site Scripting (XSS) almacenada en Sourcecodester Online Event Booking and Reservation System in PHP/MySQL por medio del parámetro Holiday reason. Un atacante puede aprovechar esta vulnerabilidad para ejecutar comandos javascript en nombre de los navegantes del servidor web, que puede conllevar al robo de cookies y más

Online Event Booking and Reservation System version 1.0 suffers from a persistent cross site scripting vulnerability.

*Credits: N/A

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

2021-10-18 CVE Reserved
2021-10-25 CVE Published
2022-03-24 First Exploit
2024-02-25 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

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

CAPEC

References (5)

URL	Tag	Source
https://www.sourcecodester.com/php/14241/online-event-booking-and-reservation-system-phpmysql.html	Product

URL	Date	SRC
https://github.com/0xDeku/CVE-2021-42662	2022-03-24
http://packetstormsecurity.com/files/164615/Online-Event-Booking-And-Reservation-System-1.0-Cross-Site-Scripting.html	2024-08-04
https://github.com/TheHackingRabbi/CVE-2021-42662	2024-08-04
https://www.exploit-db.com/exploits/50450	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
Online Event Booking And Reservation System Project Search vendor "Online Event Booking And Reservation System Project"		Online Event Booking And Reservation System Search vendor "Online Event Booking And Reservation System Project" for product "Online Event Booking And Reservation System"				2.3.0 Search vendor "Online Event Booking And Reservation System Project" for product "Online Event Booking And Reservation System" and version "2.3.0"		-		Affected