CVE-2021-22970

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Concrete CMS (formerly concrete5) versions 8.5.6 and below and version 9.0.0 allow local IP importing causing the system to be vulnerable toa. SSRF attacks on the private LAN servers by reading files from the local LAN. An attacker can pivot in the private LAN and exploit local network appsandb. SSRF Mitigation Bypass through DNS RebindingConcrete CMS security team gave this a CVSS score of 3.5 AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:NConcrete CMS is maintaining Concrete version 8.5.x until 1 May 2022 for security fixes.This CVE is shared with HackerOne Reports https://hackerone.com/reports/1364797 and https://hackerone.com/reports/1360016Reporters: Adrian Tiron from FORTBRIDGE (https://www.fortbridge.co.uk/ ) and Bipul Jaiswal

Concrete CMS (antes concrete5) versiones 8.5.6 y anteriores versión 9.0.0, permiten una importación de IP locales causando que el sistema sea vulnerable a unos ataques de tipo SSRF en los servidores de la LAN privada mediante una lectura de archivos de la LAN local. Un atacante puede pivotar en la LAN privada y explotar la red local appsandb. El equipo de seguridad de Concrete CMS le ha dado una puntuación CVSS de 3,5 AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N Concrete CMS mantiene la versión 8.5.x de Concrete hasta el 1 de mayo de 2022 para las correcciones de seguridad. Este CVE se comparte con HackerOne Reports https://hackerone.com/reports/1364797 y https://hackerone.com/reports/1360016Reporters: Adrian Tiron de FORTBRIDGE (https://www.fortbridge.co.uk/ ) y Bipul Jaiswal

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-06 CVE Reserved
2021-11-19 CVE Published
2024-08-03 CVE Updated
2024-08-04 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-918: Server-Side Request Forgery (SSRF)

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://documentation.concretecms.org/developers/introduction/version-history/857-release-notes	2021-11-23
https://documentation.concretecms.org/developers/introduction/version-history/901-release-notes	2021-11-23

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"				<= 8.5.6 Search vendor "Concretecms" for product "Concrete Cms" and version " <= 8.5.6"		-		Affected
Concretecms Search vendor "Concretecms"		Concrete Cms Search vendor "Concretecms" for product "Concrete Cms"				9.0 Search vendor "Concretecms" for product "Concrete Cms" and version "9.0"		-		Affected