CVE-2020-11476

Severity Score

7.2

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Concrete5 before 8.5.3 allows Unrestricted Upload of File with Dangerous Type such as a .phar file.

Concrete5 versiones anteriores a 8.5.3, permite una Carga Sin Restricciones de Archivos con Tipos Peligrosos, como un archivo .phar

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-04-01 CVE Reserved
2020-07-28 CVE Published
2023-08-01 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-434: Unrestricted Upload of File with Dangerous Type

CAPEC

References (4)

URL	Tag	Source
https://github.com/concrete5/concrete5/releases/tag/8.5.3	Release Notes
https://herolab.usd.de/security-advisories	Third Party Advisory

URL	Date	SRC
https://herolab.usd.de/security-advisories/usd-2020-0041	2024-08-04

URL	Date	SRC
https://github.com/concrete5/concrete5/pull/8713	2021-11-01

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Concretecms Search vendor "Concretecms"		Concrete Cms Search vendor "Concretecms" for product "Concrete Cms"				< 8.5.3 Search vendor "Concretecms" for product "Concrete Cms" and version " < 8.5.3"		-		Affected