title: iTop VPN IOCTL ITopVpnCallbackProcess.sys denial of service
description: A vulnerability classified as critical was found in iTop VPN up to 4.0.0.1. Affected by this vulnerability is an unknown functionality in the library ITopVpnCallbackProcess.sys of the component IOCTL Handler. The manipulation leads to denial of service. The attack needs to be approached locally. The identifier VDB-252685 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
problem types: CWE-404 Denial of Service
affected:
{
vendor: iTop
product: VPN
versions:
version: 4.0.0.0, status: affected
version: 4.0.0.1, status: affected
modules: IOCTL Handler
}
metrics:
cvssV3_1: [
version: 3.1
baseScore: 5.5
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
baseSeverity: MEDIUM
]