CVE-2020-8966

Cross Site Scripting (XSS) flaws found in Tiki-Wiki CMS software

Severity Score

6.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

There is an Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in php webpages of Tiki-Wiki Groupware. Tiki-Wiki CMS all versions through 20.0 allows malicious users to cause the injection of malicious code fragments (scripts) into a legitimate web page.

Se presenta una vulnerabilidad de Neutralización Inapropiada de Etiquetas HTML Relacionadas con Scripts en una Página Web (vulnerabilidad XSS Básica) en las páginas web php de Tiki-Wiki Groupware. Tiki-Wiki CMS todas las versiones hasta 20.0 permite a usuarios maliciosos causar la inyección de fragmentos de código malicioso (scripts) en una página web legítima.

*Credits: Pablo Sebastián Arias Rodríguez, Rubén Barberà Pérez, Jorge Alberto Palma Reyes from S2Grupo at CSIRT-CV (Valencia CSIRT) with special thanks to the CSIRT-CV team

CVSS Scores

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

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

None

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

2020-02-13 CVE Reserved
2020-04-01 CVE Published
2023-03-08 EPSS Updated
2024-09-16 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

CAPEC

References (2)

URL	Tag	Source
https://www.incibe-cert.es/en/early-warning/security-advisories/cross-site-scripting-xss-flaws-found-tiki-wiki-cms-software	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://sourceforge.net/p/tikiwiki/code/75455	2020-04-03

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Tiki Search vendor "Tiki"		Tikiwiki Cms\/groupware Search vendor "Tiki" for product "Tikiwiki Cms\/groupware"				<= 20.0 Search vendor "Tiki" for product "Tikiwiki Cms\/groupware" and version " <= 20.0"		-		Affected