CVE-2021-40492

Severity Score

6.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A reflected XSS vulnerability exists in multiple pages in version 22 of the Gibbon application that allows for arbitrary execution of JavaScript (gibbonCourseClassID, gibbonPersonID, subpage, currentDate, or allStudents to index.php).

Se presenta una vulnerabilidad de tipo XSS reflejada en varias páginas en versión 22 de la aplicación Gibbon que permite una ejecución arbitraria de JavaScript (gibbonCourseClassID, gibbonPersonID, subpage, currentDate o allStudents a index.php)

*Credits: N/A

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

2021-09-03 CVE Reserved
2021-09-03 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-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://github.com/5qu1n7/CVE-2021-40492	2024-08-04

URL	Date	SRC

URL	Date	SRC
https://gibbonedu.org	2021-09-07

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Gibbonedu Search vendor "Gibbonedu"		Gibbon Search vendor "Gibbonedu" for product "Gibbon"				22.0.00 Search vendor "Gibbonedu" for product "Gibbon" and version "22.0.00"		-		Affected