title: FileZilla Server PORT confused deputy
description: A vulnerability, which was classified as problematic, was found in FileZilla Server up to 0.9.50. This affects an unknown part of the component PORT Handler. The manipulation leads to unintended intermediary. It is possible to initiate the attack remotely. Upgrading to version 0.9.51 is able to address this issue. It is recommended to upgrade the affected component.
problem types: CWE-441 Unintended Intermediary
affected:
{
product: Server
vendor: FileZilla
versions:
status: affected, version: 0.9.0
status: affected, version: 0.9.1
status: affected, version: 0.9.2
status: affected, version: 0.9.3
status: affected, version: 0.9.4
status: affected, version: 0.9.5
status: affected, version: 0.9.6
status: affected, version: 0.9.7
status: affected, version: 0.9.8
status: affected, version: 0.9.9
status: affected, version: 0.9.10
status: affected, version: 0.9.11
status: affected, version: 0.9.12
status: affected, version: 0.9.13
status: affected, version: 0.9.14
status: affected, version: 0.9.15
status: affected, version: 0.9.16
status: affected, version: 0.9.17
status: affected, version: 0.9.18
status: affected, version: 0.9.19
status: affected, version: 0.9.20
status: affected, version: 0.9.21
status: affected, version: 0.9.22
status: affected, version: 0.9.23
status: affected, version: 0.9.24
status: affected, version: 0.9.25
status: affected, version: 0.9.26
status: affected, version: 0.9.27
status: affected, version: 0.9.28
status: affected, version: 0.9.29
status: affected, version: 0.9.30
status: affected, version: 0.9.31
status: affected, version: 0.9.32
status: affected, version: 0.9.33
status: affected, version: 0.9.34
status: affected, version: 0.9.35
status: affected, version: 0.9.36
status: affected, version: 0.9.37
status: affected, version: 0.9.38
status: affected, version: 0.9.39
status: affected, version: 0.9.40
status: affected, version: 0.9.41
status: affected, version: 0.9.42
status: affected, version: 0.9.43
status: affected, version: 0.9.44
status: affected, version: 0.9.45
status: affected, version: 0.9.46
status: affected, version: 0.9.47
status: affected, version: 0.9.48
status: affected, version: 0.9.49
status: affected, version: 0.9.50
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 4.3
baseSeverity: MEDIUM
confidentialityImpact: LOW
integrityImpact: NONE
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
version: 3.1
]