CVE-2021-21314

XSS injection on ticket update

Severity Score

4.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

GLPI is open source software which stands for Gestionnaire Libre de Parc Informatique and it is a Free Asset and IT Management Software package. In GLPI before verison 9.5.4, there is an XSS vulnerability involving a logged in user while updating a ticket.

GLPI es un software de código abierto que significa Gestionnaire Libre de Parc Informatique y es un paquete gratuito de Software de Gestión de Activos y TI. En GLPI anterior a la versión 9.5.4, existe una vulnerabilidad de tipo XSS que involucra a un usuario que ha iniciado sesión mientras actualiza un ticket

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

High

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

None

Integrity

High

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

2020-12-22 CVE Reserved
2021-03-03 CVE Published
2023-03-08 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

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

CAPEC

References (2)

URL	Tag	Source
https://github.com/glpi-project/glpi/releases/tag/9.5.4	Release Notes
https://github.com/glpi-project/glpi/security/advisories/GHSA-2w7j-xgj7-3xgg	Third Party Advisory

URL	Date	SRC

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
Glpi-project Search vendor "Glpi-project"		Glpi Search vendor "Glpi-project" for product "Glpi"				< 9.5.4 Search vendor "Glpi-project" for product "Glpi" and version " < 9.5.4"		-		Affected