CVE-2021-27406 Vulnerability Details

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CVE-2021-27406 Metadata Quick Info

CVE Published: 14/10/2022 | CVE Updated: 03/08/2024 | CVE Year: 2021
Source: icscert | Vendor: PerFact | Product: OpenVPN-Client
Status : PUBLISHED

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CVE-2021-27406 Description

An attacker can take leverage on PerFact OpenVPN-Client versions 1.4.1.0 and prior to send the config command from any application running on the local host machine to force the back-end server into initializing a new open-VPN instance with arbitrary open-VPN configuration. This could result in the attacker achieving execution with privileges of a SYSTEM user.

Metrics

CVSS Version: 3.1 | Base Score: 8.8 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

l➤ Exploitability Metrics:
    Attack Vector (AV)* NETWORK
    Attack Complexity (AC)* LOW
    Privileges Required (PR)* LOW
    User Interaction (UI)* NONE
    Scope (S)* UNCHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* HIGH
    Integrity Impact (I)* HIGH
    Availability Impact (A)* HIGH

Weakness Enumeration (CWE)

CWE-ID: CWE-15
CWE Name: CWE-15 External Control of System or Configuration Setting
Source: PerFact

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).