CVE-2024-2753

Concrete CMS version 9 below 9.2.8 and below 8.5.16 is vulnerable to stored XSS on the calendar color settings screen

Severity Score

2.0

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

Concrete CMS version 9 before 9.2.8 and previous versions prior to 8.5.16 is vulnerable to Stored XSS on the calendar color settings screen since Information input by the user is output without escaping. A rogue administrator could inject malicious javascript into the Calendar Color Settings screen which might be executed when users visit the affected page. The Concrete CMS security team gave this vulnerability a CVSS v3.1 score of 2.0 with a vector of AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N&version=3.1 https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator

Thank you Rikuto Tauchi for reporting

La versión 9 de Concrete CMS anterior a 9.2.8 y las versiones anteriores a 8.5.16 son vulnerables a XSS almacenado en la pantalla de configuración de color del calendario, ya que la información ingresada por el usuario se genera sin escape. Un administrador deshonesto podría inyectar javascript malicioso en la pantalla Configuración de color del calendario, que podría ejecutarse cuando los usuarios visitan la página afectada. El equipo de seguridad de Concrete CMS le dio a esta vulnerabilidad una puntuación CVSS v3.1 de 2.0 con un vector de AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A: N&version=3.1 https://nvd.nist.gov/vuln-metrics/cvss/v3-calculator Gracias Rikuto Tauchi por informar

*Credits: Rikuto Tauchi

CVSS Scores

ConcreteCMSv3.1 2.0

Attack Vector

Network

Attack Complexity

High

Privileges Required

High

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2024-03-20 CVE Reserved
2024-04-03 CVE Published
2024-04-04 EPSS Updated
2024-08-30 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation
CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

CAPEC-592: Stored XSS

References (2)

URL	Tag	Source
https://documentation.concretecms.org/9-x/developers/introduction/version-history/928-release-notes?_gl=11bcxp5s_gaMTc1NDc0Njk2Mi4xNzA2ODI4MDU1_ga_HFB3HPNNLS*MTcxMjE2NjYyNi4xMy4xLjE3MTIxNjY2ODEuMC4wLjA.
https://documentation.concretecms.org/developers/introduction/version-history/8516-release-notes?_gl=11oa3zn1_gaMTc1NDc0Njk2Mi4xNzA2ODI4MDU1_ga_HFB3HPNNLS*MTcxMjE2NjYyNi4xMy4xLjE3MTIxNjY3MDcuMC4wLjA.

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
Concrete CMS Search vendor "Concrete CMS"		Concrete CMS Search vendor "Concrete CMS" for product "Concrete CMS"				>= 9.0.0 < 9.2.8 Search vendor "Concrete CMS" for product "Concrete CMS" and version " >= 9.0.0 < 9.2.8"		en		Affected
Concrete CMS Search vendor "Concrete CMS"		Concrete CMS Search vendor "Concrete CMS" for product "Concrete CMS"				>= 5.0.0 < 8.5.16 Search vendor "Concrete CMS" for product "Concrete CMS" and version " >= 5.0.0 < 8.5.16"		en		Affected