description: 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
problem types: Insecure Direct Object Reference (IDOR) (CWE-639)
affected:
{
product: https://github.com/concrete5/concrete5
vendor: n/a
versions:
status: affected, version: Affected version - Concrete 8.5.6 and below. Fixed version 9.0 and 8.5.7
}