title: Incorrect calculation of effective permissions
description: Under rare conditions, the effective permissions of an object might be incorrectly calculated if the object has a specific configuration of metadata-driven permissions in M-Files Server versions 23.9, 23.10, and 23.11 before 23.11.13168.7, potentially enabling unauthorized access to the object.
problem types: CWE-281 Improper Preservation of Permissions
affected:
{
defaultStatus: unaffected
product: M-Files Server
vendor: M-Files
versions:
status: affected, version: 23.9
status: affected, version: 23.10
lessThan: 23.11.13168.7, status: affected, version: 23.11, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 5.4
baseSeverity: MEDIUM
confidentialityImpact: LOW
integrityImpact: LOW
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
version: 3.1
]
format: CVSS
scenarios: GENERAL
solutions: Update to patched version