CVE Vulnerability

CVE-2021-22967

In Concrete CMS (formerly concrete 5) below 8.5.7, IDOR Allows Unauthenticated User to Access Restricted Files If Allowed to Add Message to a Conversation.To remediate this, a check was added to verify a user has permissions to view files before attaching the files to a message in "add / edit message”.Concrete CMS security team gave this a CVSS v3.1 score of 4.3 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:NCredit for discovery Adrian H

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://hackerone.com/reports/869612 Permissions Required
https://documentation.concretecms.org/developers/introduction/version-history/857-release-notes Release Notes Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*
Information

Published : 2021-11-19 07:15

Updated : 2021-11-23 01:22

NVD link : CVE-2021-22967

Mitre link : CVE-2021-22967

Products Affected
No products.
CWE
CWE-639