CVE-2021-27406
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.
Published:Oct 14, 2022
Last Modified:Apr 16, 2025
EPS:Oct 14, 2022
EPSS Score:0.00127
CVSS Score:8.8
Affected Products
Vendor
Product
Action
Vendor
Perfact
Product
Openvpn-client
Perfact
Openvpn-client
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
